Finding the Fourth Proportional to 10,223,490.34, 14,108,189.61 and 5,639,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,223,490.34 : 14,108,189.61 = 5,639,810.50 : x
2. Step 2: Convert to fraction form
   10,223,490.34/14,108,189.61 = 5,639,810.50/x
3. Step 3: Cross multiply
   10,223,490.34x = 14,108,189.61 × 5,639,810.50
4. Step 4: Simplify right side
   10,223,490.34x = 79,567,515,898,468.91
5. Step 5: Solve for x
   x = 79,567,515,898,468.91/10,223,490.34
6. Step 6: Final answer
   x = 7,782,813.23