Finding the Fourth Proportional to 82,310.07, 123,465.15 and 23,145.74

Step by Step Solution

1. Step 1: Write the proportion equation
   82,310.07 : 123,465.15 = 23,145.74 : x
2. Step 2: Convert to fraction form
   82,310.07/123,465.15 = 23,145.74/x
3. Step 3: Cross multiply
   82,310.07x = 123,465.15 × 23,145.74
4. Step 4: Simplify right side
   82,310.07x = 2,857,692,260.96
5. Step 5: Solve for x
   x = 2,857,692,260.96/82,310.07
6. Step 6: Final answer
   x = 34,718.62