Finding the Fourth Proportional to 9,161,158.65, 12,647,307.17 and 7,063,419.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,161,158.65 : 12,647,307.17 = 7,063,419.46 : x
2. Step 2: Convert to fraction form
   9,161,158.65/12,647,307.17 = 7,063,419.46/x
3. Step 3: Cross multiply
   9,161,158.65x = 12,647,307.17 × 7,063,419.46
4. Step 4: Simplify right side
   9,161,158.65x = 89,333,235,571,067.17
5. Step 5: Solve for x
   x = 89,333,235,571,067.17/9,161,158.65
6. Step 6: Final answer
   x = 9,751,303.19