Finding the Fourth Proportional to 8,335,624.50, 12,499,890.17 and 5,139,892.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,335,624.50 : 12,499,890.17 = 5,139,892.62 : x
2. Step 2: Convert to fraction form
   8,335,624.50/12,499,890.17 = 5,139,892.62/x
3. Step 3: Cross multiply
   8,335,624.50x = 12,499,890.17 × 5,139,892.62
4. Step 4: Simplify right side
   8,335,624.50x = 64,248,093,209,894.08
5. Step 5: Solve for x
   x = 64,248,093,209,894.08/8,335,624.50
6. Step 6: Final answer
   x = 7,707,652.04