Finding the Fourth Proportional to 81,860.01, 112,963.50 and 45,560.43

Step by Step Solution

1. Step 1: Write the proportion equation
   81,860.01 : 112,963.50 = 45,560.43 : x
2. Step 2: Convert to fraction form
   81,860.01/112,963.50 = 45,560.43/x
3. Step 3: Cross multiply
   81,860.01x = 112,963.50 × 45,560.43
4. Step 4: Simplify right side
   81,860.01x = 5,146,665,634.31
5. Step 5: Solve for x
   x = 5,146,665,634.31/81,860.01
6. Step 6: Final answer
   x = 62,871.55