Finding the Third Proportional to 17,881.50 and 39,264

Step by Step Solution

1. Step 1: Write the proportion equation
   17,881.50 : 39,264 = 39,264 : x
2. Step 2: Convert to fraction form
   17,881.50/39,264 = 39,264/x
3. Step 3: Cross multiply
   17,881.50x = 39,264 × 39,264
4. Step 4: Simplify right side
   17,881.50x = 1,541,661,696
5. Step 5: Solve for x
   x = 1,541,661,696/17,881.50
6. Step 6: Final answer
   x = 86,215.46