Finding the Fourth Proportional to 12,217,426.16, 16,858,025.16 and 7,061,267.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,217,426.16 : 16,858,025.16 = 7,061,267.84 : x
2. Step 2: Convert to fraction form
   12,217,426.16/16,858,025.16 = 7,061,267.84/x
3. Step 3: Cross multiply
   12,217,426.16x = 16,858,025.16 × 7,061,267.84
4. Step 4: Simplify right side
   12,217,426.16x = 119,039,030,908,218.86
5. Step 5: Solve for x
   x = 119,039,030,908,218.86/12,217,426.16
6. Step 6: Final answer
   x = 9,743,380.43