Finding the Fourth Proportional to 81,676.58, 112,713.69 and 45,866.61

Step by Step Solution

1. Step 1: Write the proportion equation
   81,676.58 : 112,713.69 = 45,866.61 : x
2. Step 2: Convert to fraction form
   81,676.58/112,713.69 = 45,866.61/x
3. Step 3: Cross multiply
   81,676.58x = 112,713.69 × 45,866.61
4. Step 4: Simplify right side
   81,676.58x = 5,169,794,860.89
5. Step 5: Solve for x
   x = 5,169,794,860.89/81,676.58
6. Step 6: Final answer
   x = 63,295.93