Finding the Fourth Proportional to 9,245,830.32, 12,758,553 and 5,170,662

Step by Step Solution

1. Step 1: Write the proportion equation
   9,245,830.32 : 12,758,553 = 5,170,662 : x
2. Step 2: Convert to fraction form
   9,245,830.32/12,758,553 = 5,170,662/x
3. Step 3: Cross multiply
   9,245,830.32x = 12,758,553 × 5,170,662
4. Step 4: Simplify right side
   9,245,830.32x = 65,970,165,172,086
5. Step 5: Solve for x
   x = 65,970,165,172,086/9,245,830.32
6. Step 6: Final answer
   x = 7,135,126.09