Finding the Fourth Proportional to 82,154.52, 123,238.60 and 22,990.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,154.52 : 123,238.60 = 22,990.10 : x
2. Step 2: Convert to fraction form
   82,154.52/123,238.60 = 22,990.10/x
3. Step 3: Cross multiply
   82,154.52x = 123,238.60 × 22,990.10
4. Step 4: Simplify right side
   82,154.52x = 2,833,267,064.19
5. Step 5: Solve for x
   x = 2,833,267,064.19/82,154.52
6. Step 6: Final answer
   x = 34,487.05