Finding the Third Proportional to 40,108.50 and 85,323.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,108.50 : 85,323.75 = 85,323.75 : x
2. Step 2: Convert to fraction form
   40,108.50/85,323.75 = 85,323.75/x
3. Step 3: Cross multiply
   40,108.50x = 85,323.75 × 85,323.75
4. Step 4: Simplify right side
   40,108.50x = 7,280,142,314.06
5. Step 5: Solve for x
   x = 7,280,142,314.06/40,108.50
6. Step 6: Final answer
   x = 181,511.21