Finding the Fourth Proportional to 8,872,109.59, 12,238,856.53 and 7,707,940.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,872,109.59 : 12,238,856.53 = 7,707,940.10 : x
2. Step 2: Convert to fraction form
   8,872,109.59/12,238,856.53 = 7,707,940.10/x
3. Step 3: Cross multiply
   8,872,109.59x = 12,238,856.53 × 7,707,940.10
4. Step 4: Simplify right side
   8,872,109.59x = 94,336,372,987,194.16
5. Step 5: Solve for x
   x = 94,336,372,987,194.16/8,872,109.59
6. Step 6: Final answer
   x = 10,632,913.41