Finding the Third Proportional to 42,685.50 and 92,209.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,685.50 : 92,209.13 = 92,209.13 : x
2. Step 2: Convert to fraction form
   42,685.50/92,209.13 = 92,209.13/x
3. Step 3: Cross multiply
   42,685.50x = 92,209.13 × 92,209.13
4. Step 4: Simplify right side
   42,685.50x = 8,502,522,733.27
5. Step 5: Solve for x
   x = 8,502,522,733.27/42,685.50
6. Step 6: Final answer
   x = 199,189.95