Finding the Fourth Proportional to 78,758,391,664.96, 108,686,585,799.84 and 43,115,706,676.96

Step by Step Solution

1. Step 1: Write the proportion equation
   78,758,391,664.96 : 108,686,585,799.84 = 43,115,706,676.96 : x
2. Step 2: Convert to fraction form
   78,758,391,664.96/108,686,585,799.84 = 43,115,706,676.96/x
3. Step 3: Cross multiply
   78,758,391,664.96x = 108,686,585,799.84 × 43,115,706,676.96
4. Step 4: Simplify right side
   78,758,391,664.96x = 4,686,098,953,066,146,955,264
5. Step 5: Solve for x
   x = 4,686,098,953,066,146,955,264/78,758,391,664.96
6. Step 6: Final answer
   x = 59,499,678,116.85