Finding the Fourth Proportional to 9,161,166.07, 12,647,317.40 and 7,063,426.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,161,166.07 : 12,647,317.40 = 7,063,426.88 : x
2. Step 2: Convert to fraction form
   9,161,166.07/12,647,317.40 = 7,063,426.88/x
3. Step 3: Cross multiply
   9,161,166.07x = 12,647,317.40 × 7,063,426.88
4. Step 4: Simplify right side
   9,161,166.07x = 89,333,401,683,051.72
5. Step 5: Solve for x
   x = 89,333,401,683,051.72/9,161,166.07
6. Step 6: Final answer
   x = 9,751,313.42