Finding the Fourth Proportional to 82,156.92, 123,230.52 and 22,991.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82,156.92 : 123,230.52 = 22,991.28 : x
2. Step 2: Convert to fraction form
   82,156.92/123,230.52 = 22,991.28/x
3. Step 3: Cross multiply
   82,156.92x = 123,230.52 × 22,991.28
4. Step 4: Simplify right side
   82,156.92x = 2,833,227,389.87
5. Step 5: Solve for x
   x = 2,833,227,389.87/82,156.92
6. Step 6: Final answer
   x = 34,485.56