Finding the Fourth Proportional to 81,351, 112,263.30 and 45,541.02

Step by Step Solution

1. Step 1: Write the proportion equation
   81,351 : 112,263.30 = 45,541.02 : x
2. Step 2: Convert to fraction form
   81,351/112,263.30 = 45,541.02/x
3. Step 3: Cross multiply
   81,351x = 112,263.30 × 45,541.02
4. Step 4: Simplify right side
   81,351x = 5,112,585,190.57
5. Step 5: Solve for x
   x = 5,112,585,190.57/81,351
6. Step 6: Final answer
   x = 62,846.00