Finding the Fourth Proportional to 9,798,148.86, 13,522,306.86 and 5,388,651.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,798,148.86 : 13,522,306.86 = 5,388,651.42 : x
2. Step 2: Convert to fraction form
   9,798,148.86/13,522,306.86 = 5,388,651.42/x
3. Step 3: Cross multiply
   9,798,148.86x = 13,522,306.86 × 5,388,651.42
4. Step 4: Simplify right side
   9,798,148.86x = 72,866,998,062,814.73
5. Step 5: Solve for x
   x = 72,866,998,062,814.73/9,798,148.86
6. Step 6: Final answer
   x = 7,436,812.72