Finding the Fourth Proportional to 83,146.86, 124,720.38 and 23,172.96

Step by Step Solution

1. Step 1: Write the proportion equation
   83,146.86 : 124,720.38 = 23,172.96 : x
2. Step 2: Convert to fraction form
   83,146.86/124,720.38 = 23,172.96/x
3. Step 3: Cross multiply
   83,146.86x = 124,720.38 × 23,172.96
4. Step 4: Simplify right side
   83,146.86x = 2,890,140,376.92
5. Step 5: Solve for x
   x = 2,890,140,376.92/83,146.86
6. Step 6: Final answer
   x = 34,759.47