Finding the Fourth Proportional to 82,812.52, 114,281.54 and 45,087

Step by Step Solution

1. Step 1: Write the proportion equation
   82,812.52 : 114,281.54 = 45,087 : x
2. Step 2: Convert to fraction form
   82,812.52/114,281.54 = 45,087/x
3. Step 3: Cross multiply
   82,812.52x = 114,281.54 × 45,087
4. Step 4: Simplify right side
   82,812.52x = 5,152,611,793.98
5. Step 5: Solve for x
   x = 5,152,611,793.98/82,812.52
6. Step 6: Final answer
   x = 62,220.20