Finding the Fourth Proportional to 82,426.14, 113,799.18 and 63,269.25

Step by Step Solution

1. Step 1: Write the proportion equation
   82,426.14 : 113,799.18 = 63,269.25 : x
2. Step 2: Convert to fraction form
   82,426.14/113,799.18 = 63,269.25/x
3. Step 3: Cross multiply
   82,426.14x = 113,799.18 × 63,269.25
4. Step 4: Simplify right side
   82,426.14x = 7,199,988,769.22
5. Step 5: Solve for x
   x = 7,199,988,769.22/82,426.14
6. Step 6: Final answer
   x = 87,350.79