Finding the Fourth Proportional to 81,747.89, 112,814.94 and 45,937.18

Step by Step Solution

1. Step 1: Write the proportion equation
   81,747.89 : 112,814.94 = 45,937.18 : x
2. Step 2: Convert to fraction form
   81,747.89/112,814.94 = 45,937.18/x
3. Step 3: Cross multiply
   81,747.89x = 112,814.94 × 45,937.18
4. Step 4: Simplify right side
   81,747.89x = 5,182,400,205.47
5. Step 5: Solve for x
   x = 5,182,400,205.47/81,747.89
6. Step 6: Final answer
   x = 63,394.91