Finding the Fourth Proportional to 8,783,140.52, 12,120,732.06 and 4,915,661.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,783,140.52 : 12,120,732.06 = 4,915,661.42 : x
2. Step 2: Convert to fraction form
   8,783,140.52/12,120,732.06 = 4,915,661.42/x
3. Step 3: Cross multiply
   8,783,140.52x = 12,120,732.06 × 4,915,661.42
4. Step 4: Simplify right side
   8,783,140.52x = 59,581,414,969,499.12
5. Step 5: Solve for x
   x = 59,581,414,969,499.12/8,783,140.52
6. Step 6: Final answer
   x = 6,783,611.72