Finding the Fourth Proportional to 10,895,591.50, 15,036,978.32 and 8,137,490.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,895,591.50 : 15,036,978.32 = 8,137,490.56 : x
2. Step 2: Convert to fraction form
   10,895,591.50/15,036,978.32 = 8,137,490.56/x
3. Step 3: Cross multiply
   10,895,591.50x = 15,036,978.32 × 8,137,490.56
4. Step 4: Simplify right side
   10,895,591.50x = 122,363,269,129,924.66
5. Step 5: Solve for x
   x = 122,363,269,129,924.66/10,895,591.50
6. Step 6: Final answer
   x = 11,230,530.18