Finding the Fourth Proportional to 81,610.12, 112,623.98 and 45,802.86

Step by Step Solution

1. Step 1: Write the proportion equation
   81,610.12 : 112,623.98 = 45,802.86 : x
2. Step 2: Convert to fraction form
   81,610.12/112,623.98 = 45,802.86/x
3. Step 3: Cross multiply
   81,610.12x = 112,623.98 × 45,802.86
4. Step 4: Simplify right side
   81,610.12x = 5,158,500,388.58
5. Step 5: Solve for x
   x = 5,158,500,388.58/81,610.12
6. Step 6: Final answer
   x = 63,209.08