Finding the Fourth Proportional to 5,391,264,128.67, 8,087,302,802.34 and 1,609,357,878.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,391,264,128.67 : 8,087,302,802.34 = 1,609,357,878.72 : x
2. Step 2: Convert to fraction form
   5,391,264,128.67/8,087,302,802.34 = 1,609,357,878.72/x
3. Step 3: Cross multiply
   5,391,264,128.67x = 8,087,302,802.34 × 1,609,357,878.72
4. Step 4: Simplify right side
   5,391,264,128.67x = 13,015,364,482,540,214,272
5. Step 5: Solve for x
   x = 13,015,364,482,540,214,272/5,391,264,128.67
6. Step 6: Final answer
   x = 2,414,158,195.91