Finding the Fourth Proportional to 10,505,500.55, 14,497,812.57 and 5,921,820.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505,500.55 : 14,497,812.57 = 5,921,820.71 : x
2. Step 2: Convert to fraction form
   10,505,500.55/14,497,812.57 = 5,921,820.71/x
3. Step 3: Cross multiply
   10,505,500.55x = 14,497,812.57 × 5,921,820.71
4. Step 4: Simplify right side
   10,505,500.55x = 85,853,446,654,235.27
5. Step 5: Solve for x
   x = 85,853,446,654,235.27/10,505,500.55
6. Step 6: Final answer
   x = 8,172,237.61