Finding the Fourth Proportional to 81,875.04, 112,986.76 and 45,575.91

Step by Step Solution

1. Step 1: Write the proportion equation
   81,875.04 : 112,986.76 = 45,575.91 : x
2. Step 2: Convert to fraction form
   81,875.04/112,986.76 = 45,575.91/x
3. Step 3: Cross multiply
   81,875.04x = 112,986.76 × 45,575.91
4. Step 4: Simplify right side
   81,875.04x = 5,149,474,404.95
5. Step 5: Solve for x
   x = 5,149,474,404.95/81,875.04
6. Step 6: Final answer
   x = 62,894.31