Finding the Third Proportional to 42,705 and 60,834.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,705 : 60,834.75 = 60,834.75 : x
2. Step 2: Convert to fraction form
   42,705/60,834.75 = 60,834.75/x
3. Step 3: Cross multiply
   42,705x = 60,834.75 × 60,834.75
4. Step 4: Simplify right side
   42,705x = 3,700,866,807.56
5. Step 5: Solve for x
   x = 3,700,866,807.56/42,705
6. Step 6: Final answer
   x = 86,661.21