Finding the Fourth Proportional to 81,339.84, 112,250.88 and 45,528.96

Step by Step Solution

1. Step 1: Write the proportion equation
   81,339.84 : 112,250.88 = 45,528.96 : x
2. Step 2: Convert to fraction form
   81,339.84/112,250.88 = 45,528.96/x
3. Step 3: Cross multiply
   81,339.84x = 112,250.88 × 45,528.96
4. Step 4: Simplify right side
   81,339.84x = 5,110,665,825.48
5. Step 5: Solve for x
   x = 5,110,665,825.48/81,339.84
6. Step 6: Final answer
   x = 62,831.03