Finding the Fourth Proportional to 10,280,472.84, 14,187,137.04 and 5,696,870.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,280,472.84 : 14,187,137.04 = 5,696,870.76 : x
2. Step 2: Convert to fraction form
   10,280,472.84/14,187,137.04 = 5,696,870.76/x
3. Step 3: Cross multiply
   10,280,472.84x = 14,187,137.04 × 5,696,870.76
4. Step 4: Simplify right side
   10,280,472.84x = 80,822,286,171,288.94
5. Step 5: Solve for x
   x = 80,822,286,171,288.94/10,280,472.84
6. Step 6: Final answer
   x = 7,861,728.49