Finding the Fourth Proportional to 10,567,613.88, 15,828,645.33 and 7,137,036.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,567,613.88 : 15,828,645.33 = 7,137,036.09 : x
2. Step 2: Convert to fraction form
   10,567,613.88/15,828,645.33 = 7,137,036.09/x
3. Step 3: Cross multiply
   10,567,613.88x = 15,828,645.33 × 7,137,036.09
4. Step 4: Simplify right side
   10,567,613.88x = 112,969,612,976,019.95
5. Step 5: Solve for x
   x = 112,969,612,976,019.95/10,567,613.88
6. Step 6: Final answer
   x = 10,690,172.28