Finding the Third Proportional to 39,901.50 and 85,683.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,901.50 : 85,683.75 = 85,683.75 : x
2. Step 2: Convert to fraction form
   39,901.50/85,683.75 = 85,683.75/x
3. Step 3: Cross multiply
   39,901.50x = 85,683.75 × 85,683.75
4. Step 4: Simplify right side
   39,901.50x = 7,341,705,014.06
5. Step 5: Solve for x
   x = 7,341,705,014.06/39,901.50
6. Step 6: Final answer
   x = 183,995.71