Finding the Fourth Proportional to 81,627.01, 112,639.10 and 45,810.10

Step by Step Solution

1. Step 1: Write the proportion equation
   81,627.01 : 112,639.10 = 45,810.10 : x
2. Step 2: Convert to fraction form
   81,627.01/112,639.10 = 45,810.10/x
3. Step 3: Cross multiply
   81,627.01x = 112,639.10 × 45,810.10
4. Step 4: Simplify right side
   81,627.01x = 5,160,008,434.91
5. Step 5: Solve for x
   x = 5,160,008,434.91/81,627.01
6. Step 6: Final answer
   x = 63,214.47