Finding the Fourth Proportional to 78,758,390,895.72, 108,686,584,748.61 and 43,115,705,907.72

Step by Step Solution

1. Step 1: Write the proportion equation
   78,758,390,895.72 : 108,686,584,748.61 = 43,115,705,907.72 : x
2. Step 2: Convert to fraction form
   78,758,390,895.72/108,686,584,748.61 = 43,115,705,907.72/x
3. Step 3: Cross multiply
   78,758,390,895.72x = 108,686,584,748.61 × 43,115,705,907.72
4. Step 4: Simplify right side
   78,758,390,895.72x = 4,686,098,824,135,554,629,632
5. Step 5: Solve for x
   x = 4,686,098,824,135,554,629,632/78,758,390,895.72
6. Step 6: Final answer
   x = 59,499,677,060.95