Finding the Fourth Proportional to 10,753,074.28, 14,829,274.82 and 7,847,863.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,753,074.28 : 14,829,274.82 = 7,847,863.40 : x
2. Step 2: Convert to fraction form
   10,753,074.28/14,829,274.82 = 7,847,863.40/x
3. Step 3: Cross multiply
   10,753,074.28x = 14,829,274.82 × 7,847,863.40
4. Step 4: Simplify right side
   10,753,074.28x = 116,378,123,108,419.59
5. Step 5: Solve for x
   x = 116,378,123,108,419.59/10,753,074.28
6. Step 6: Final answer
   x = 10,822,776.82