Finding the Fourth Proportional to 8,867,821.72, 12,237,588.56 and 4,793,440.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,867,821.72 : 12,237,588.56 = 4,793,440.72 : x
2. Step 2: Convert to fraction form
   8,867,821.72/12,237,588.56 = 4,793,440.72/x
3. Step 3: Cross multiply
   8,867,821.72x = 12,237,588.56 × 4,793,440.72
4. Step 4: Simplify right side
   8,867,821.72x = 58,660,155,318,110.16
5. Step 5: Solve for x
   x = 58,660,155,318,110.16/8,867,821.72
6. Step 6: Final answer
   x = 6,614,945.27