Finding the Fourth Proportional to 9,391,404.80, 12,960,458.88 and 5,261,610.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,391,404.80 : 12,960,458.88 = 5,261,610.08 : x
2. Step 2: Convert to fraction form
   9,391,404.80/12,960,458.88 = 5,261,610.08/x
3. Step 3: Cross multiply
   9,391,404.80x = 12,960,458.88 × 5,261,610.08
4. Step 4: Simplify right side
   9,391,404.80x = 68,192,881,084,433.52
5. Step 5: Solve for x
   x = 68,192,881,084,433.52/9,391,404.80
6. Step 6: Final answer
   x = 7,261,201.34