Finding the Fourth Proportional to 10,328,971,398.57, 15,499,361,158.29 and 5,607,677,189.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,328,971,398.57 : 15,499,361,158.29 = 5,607,677,189.75 : x
2. Step 2: Convert to fraction form
   10,328,971,398.57/15,499,361,158.29 = 5,607,677,189.75/x
3. Step 3: Cross multiply
   10,328,971,398.57x = 15,499,361,158.29 × 5,607,677,189.75
4. Step 4: Simplify right side
   10,328,971,398.57x = 86,915,414,022,962,479,104
5. Step 5: Solve for x
   x = 86,915,414,022,962,479,104/10,328,971,398.57
6. Step 6: Final answer
   x = 8,414,721,143.97