Finding the Fourth Proportional to 79,531.37, 109,753.52 and 45,540.37

Step by Step Solution

1. Step 1: Write the proportion equation
   79,531.37 : 109,753.52 = 45,540.37 : x
2. Step 2: Convert to fraction form
   79,531.37/109,753.52 = 45,540.37/x
3. Step 3: Cross multiply
   79,531.37x = 109,753.52 × 45,540.37
4. Step 4: Simplify right side
   79,531.37x = 4,998,215,407.52
5. Step 5: Solve for x
   x = 4,998,215,407.52/79,531.37
6. Step 6: Final answer
   x = 62,845.84