Finding the Fourth Proportional to 9,513,825.30, 13,129,087.23 and 5,162,911.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,513,825.30 : 13,129,087.23 = 5,162,911.47 : x
2. Step 2: Convert to fraction form
   9,513,825.30/13,129,087.23 = 5,162,911.47/x
3. Step 3: Cross multiply
   9,513,825.30x = 13,129,087.23 × 5,162,911.47
4. Step 4: Simplify right side
   9,513,825.30x = 67,784,315,050,397.52
5. Step 5: Solve for x
   x = 67,784,315,050,397.52/9,513,825.30
6. Step 6: Final answer
   x = 7,124,822.34