Finding the Fourth Proportional to 81,548.83, 112,543 and 45,741.15

Step by Step Solution

1. Step 1: Write the proportion equation
   81,548.83 : 112,543 = 45,741.15 : x
2. Step 2: Convert to fraction form
   81,548.83/112,543 = 45,741.15/x
3. Step 3: Cross multiply
   81,548.83x = 112,543 × 45,741.15
4. Step 4: Simplify right side
   81,548.83x = 5,147,846,244.45
5. Step 5: Solve for x
   x = 5,147,846,244.45/81,548.83
6. Step 6: Final answer
   x = 63,125.94