Finding the Fourth Proportional to 82,981.28, 114,515.60 and 45,255.84

Step by Step Solution

1. Step 1: Write the proportion equation
   82,981.28 : 114,515.60 = 45,255.84 : x
2. Step 2: Convert to fraction form
   82,981.28/114,515.60 = 45,255.84/x
3. Step 3: Cross multiply
   82,981.28x = 114,515.60 × 45,255.84
4. Step 4: Simplify right side
   82,981.28x = 5,182,499,671.10
5. Step 5: Solve for x
   x = 5,182,499,671.10/82,981.28
6. Step 6: Final answer
   x = 62,453.84