Finding the Fourth Proportional to 9,399,651.52, 12,975,769.38 and 5,920,104.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,399,651.52 : 12,975,769.38 = 5,920,104.15 : x
2. Step 2: Convert to fraction form
   9,399,651.52/12,975,769.38 = 5,920,104.15/x
3. Step 3: Cross multiply
   9,399,651.52x = 12,975,769.38 × 5,920,104.15
4. Step 4: Simplify right side
   9,399,651.52x = 76,817,906,155,980.94
5. Step 5: Solve for x
   x = 76,817,906,155,980.94/9,399,651.52
6. Step 6: Final answer
   x = 8,172,420.65