Finding the Fourth Proportional to 9,109,089.48, 12,562,402 and 7,557,895.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,109,089.48 : 12,562,402 = 7,557,895.62 : x
2. Step 2: Convert to fraction form
   9,109,089.48/12,562,402 = 7,557,895.62/x
3. Step 3: Cross multiply
   9,109,089.48x = 12,562,402 × 7,557,895.62
4. Step 4: Simplify right side
   9,109,089.48x = 94,945,323,052,479.23
5. Step 5: Solve for x
   x = 94,945,323,052,479.23/9,109,089.48
6. Step 6: Final answer
   x = 10,423,140.89