Finding the Fourth Proportional to 82,264.36, 123,380.94 and 40,102.07

Step by Step Solution

1. Step 1: Write the proportion equation
   82,264.36 : 123,380.94 = 40,102.07 : x
2. Step 2: Convert to fraction form
   82,264.36/123,380.94 = 40,102.07/x
3. Step 3: Cross multiply
   82,264.36x = 123,380.94 × 40,102.07
4. Step 4: Simplify right side
   82,264.36x = 4,947,831,092.55
5. Step 5: Solve for x
   x = 4,947,831,092.55/82,264.36
6. Step 6: Final answer
   x = 60,145.50