Finding the Fourth Proportional to 82,288.35, 123,419.93 and 26,121.14

Step by Step Solution

1. Step 1: Write the proportion equation
   82,288.35 : 123,419.93 = 26,121.14 : x
2. Step 2: Convert to fraction form
   82,288.35/123,419.93 = 26,121.14/x
3. Step 3: Cross multiply
   82,288.35x = 123,419.93 × 26,121.14
4. Step 4: Simplify right side
   82,288.35x = 3,223,868,522.61
5. Step 5: Solve for x
   x = 3,223,868,522.61/82,288.35
6. Step 6: Final answer
   x = 39,177.70