Finding the Third Proportional to 17,876.53 and 39,253.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,876.53 : 39,253.78 = 39,253.78 : x
2. Step 2: Convert to fraction form
   17,876.53/39,253.78 = 39,253.78/x
3. Step 3: Cross multiply
   17,876.53x = 39,253.78 × 39,253.78
4. Step 4: Simplify right side
   17,876.53x = 1,540,859,342.42
5. Step 5: Solve for x
   x = 1,540,859,342.42/17,876.53
6. Step 6: Final answer
   x = 86,194.54