Finding the Third Proportional to 57,100.50 and 83,913.75

Step by Step Solution

1. Step 1: Write the proportion equation
   57,100.50 : 83,913.75 = 83,913.75 : x
2. Step 2: Convert to fraction form
   57,100.50/83,913.75 = 83,913.75/x
3. Step 3: Cross multiply
   57,100.50x = 83,913.75 × 83,913.75
4. Step 4: Simplify right side
   57,100.50x = 7,041,517,439.06
5. Step 5: Solve for x
   x = 7,041,517,439.06/57,100.50
6. Step 6: Final answer
   x = 123,317.96