Finding the Fourth Proportional to 10,263,359.27, 14,163,473.31 and 5,553,754.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,263,359.27 : 14,163,473.31 = 5,553,754.78 : x
2. Step 2: Convert to fraction form
   10,263,359.27/14,163,473.31 = 5,553,754.78/x
3. Step 3: Cross multiply
   10,263,359.27x = 14,163,473.31 × 5,553,754.78
4. Step 4: Simplify right side
   10,263,359.27x = 78,660,457,569,046.16
5. Step 5: Solve for x
   x = 78,660,457,569,046.16/10,263,359.27
6. Step 6: Final answer
   x = 7,664,201.90