Finding the Fourth Proportional to 82,981.80, 114,515.01 and 45,256.05

Step by Step Solution

1. Step 1: Write the proportion equation
   82,981.80 : 114,515.01 = 45,256.05 : x
2. Step 2: Convert to fraction form
   82,981.80/114,515.01 = 45,256.05/x
3. Step 3: Cross multiply
   82,981.80x = 114,515.01 × 45,256.05
4. Step 4: Simplify right side
   82,981.80x = 5,182,497,018.31
5. Step 5: Solve for x
   x = 5,182,497,018.31/82,981.80
6. Step 6: Final answer
   x = 62,453.42