Finding the Fourth Proportional to 83,099.43, 124,638.18 and 23,131.89

Step by Step Solution

1. Step 1: Write the proportion equation
   83,099.43 : 124,638.18 = 23,131.89 : x
2. Step 2: Convert to fraction form
   83,099.43/124,638.18 = 23,131.89/x
3. Step 3: Cross multiply
   83,099.43x = 124,638.18 × 23,131.89
4. Step 4: Simplify right side
   83,099.43x = 2,883,116,669.56
5. Step 5: Solve for x
   x = 2,883,116,669.56/83,099.43
6. Step 6: Final answer
   x = 34,694.78