Finding the Third Proportional to 42,853.50 and 92,085.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,853.50 : 92,085.75 = 92,085.75 : x
2. Step 2: Convert to fraction form
   42,853.50/92,085.75 = 92,085.75/x
3. Step 3: Cross multiply
   42,853.50x = 92,085.75 × 92,085.75
4. Step 4: Simplify right side
   42,853.50x = 8,479,785,353.06
5. Step 5: Solve for x
   x = 8,479,785,353.06/42,853.50
6. Step 6: Final answer
   x = 197,878.48