Finding the Fourth Proportional to 12,948,111.71, 17,868,118.15 and 7,067,550.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,948,111.71 : 17,868,118.15 = 7,067,550.59 : x
2. Step 2: Convert to fraction form
   12,948,111.71/17,868,118.15 = 7,067,550.59/x
3. Step 3: Cross multiply
   12,948,111.71x = 17,868,118.15 × 7,067,550.59
4. Step 4: Simplify right side
   12,948,111.71x = 126,283,828,973,222.19
5. Step 5: Solve for x
   x = 126,283,828,973,222.19/12,948,111.71
6. Step 6: Final answer
   x = 9,753,069.16