Finding the Fourth Proportional to 9,224,412.38, 12,728,851.35 and 5,149,281.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,224,412.38 : 12,728,851.35 = 5,149,281.50 : x
2. Step 2: Convert to fraction form
   9,224,412.38/12,728,851.35 = 5,149,281.50/x
3. Step 3: Cross multiply
   9,224,412.38x = 12,728,851.35 × 5,149,281.50
4. Step 4: Simplify right side
   9,224,412.38x = 65,544,438,772,805.02
5. Step 5: Solve for x
   x = 65,544,438,772,805.02/9,224,412.38
6. Step 6: Final answer
   x = 7,105,540.83