Finding the Third Proportional to 17,881 and 39,263.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,881 : 39,263.50 = 39,263.50 : x
2. Step 2: Convert to fraction form
   17,881/39,263.50 = 39,263.50/x
3. Step 3: Cross multiply
   17,881x = 39,263.50 × 39,263.50
4. Step 4: Simplify right side
   17,881x = 1,541,622,432.25
5. Step 5: Solve for x
   x = 1,541,622,432.25/17,881
6. Step 6: Final answer
   x = 86,215.67