Finding the Fourth Proportional to 12,219,616.38, 16,861,196.06 and 7,061,981.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,219,616.38 : 16,861,196.06 = 7,061,981.88 : x
2. Step 2: Convert to fraction form
   12,219,616.38/16,861,196.06 = 7,061,981.88/x
3. Step 3: Cross multiply
   12,219,616.38x = 16,861,196.06 × 7,061,981.88
4. Step 4: Simplify right side
   12,219,616.38x = 119,073,461,050,847.38
5. Step 5: Solve for x
   x = 119,073,461,050,847.38/12,219,616.38
6. Step 6: Final answer
   x = 9,744,451.65