Finding the Fourth Proportional to 81,526.30, 112,504.55 and 45,715.52

Step by Step Solution

1. Step 1: Write the proportion equation
   81,526.30 : 112,504.55 = 45,715.52 : x
2. Step 2: Convert to fraction form
   81,526.30/112,504.55 = 45,715.52/x
3. Step 3: Cross multiply
   81,526.30x = 112,504.55 × 45,715.52
4. Step 4: Simplify right side
   81,526.30x = 5,143,204,058.30
5. Step 5: Solve for x
   x = 5,143,204,058.30/81,526.30
6. Step 6: Final answer
   x = 63,086.44