Finding the Fourth Proportional to 82,264.84, 123,381.69 and 40,102.57

Step by Step Solution

1. Step 1: Write the proportion equation
   82,264.84 : 123,381.69 = 40,102.57 : x
2. Step 2: Convert to fraction form
   82,264.84/123,381.69 = 40,102.57/x
3. Step 3: Cross multiply
   82,264.84x = 123,381.69 × 40,102.57
4. Step 4: Simplify right side
   82,264.84x = 4,947,922,859.94
5. Step 5: Solve for x
   x = 4,947,922,859.94/82,264.84
6. Step 6: Final answer
   x = 60,146.26