Finding the Fourth Proportional to 10,554,247.72, 14,564,889.86 and 5,725,351.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,554,247.72 : 14,564,889.86 = 5,725,351.72 : x
2. Step 2: Convert to fraction form
   10,554,247.72/14,564,889.86 = 5,725,351.72/x
3. Step 3: Cross multiply
   10,554,247.72x = 14,564,889.86 × 5,725,351.72
4. Step 4: Simplify right side
   10,554,247.72x = 83,389,117,211,561.55
5. Step 5: Solve for x
   x = 83,389,117,211,561.55/10,554,247.72
6. Step 6: Final answer
   x = 7,901,000.57