Finding the Third Proportional to 83,860.50 and 123,117

Step by Step Solution

1. Step 1: Write the proportion equation
   83,860.50 : 123,117 = 123,117 : x
2. Step 2: Convert to fraction form
   83,860.50/123,117 = 123,117/x
3. Step 3: Cross multiply
   83,860.50x = 123,117 × 123,117
4. Step 4: Simplify right side
   83,860.50x = 15,157,795,689
5. Step 5: Solve for x
   x = 15,157,795,689/83,860.50
6. Step 6: Final answer
   x = 180,750.12