Finding the Fourth Proportional to 81,753.03, 112,818.15 and 45,949.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,753.03 : 112,818.15 = 45,949.10 : x
2. Step 2: Convert to fraction form
   81,753.03/112,818.15 = 45,949.10/x
3. Step 3: Cross multiply
   81,753.03x = 112,818.15 × 45,949.10
4. Step 4: Simplify right side
   81,753.03x = 5,183,891,892.07
5. Step 5: Solve for x
   x = 5,183,891,892.07/81,753.03
6. Step 6: Final answer
   x = 63,409.17