Finding the Third Proportional to 17,875.75 and 38,864.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,875.75 : 38,864.50 = 38,864.50 : x
2. Step 2: Convert to fraction form
   17,875.75/38,864.50 = 38,864.50/x
3. Step 3: Cross multiply
   17,875.75x = 38,864.50 × 38,864.50
4. Step 4: Simplify right side
   17,875.75x = 1,510,449,360.25
5. Step 5: Solve for x
   x = 1,510,449,360.25/17,875.75
6. Step 6: Final answer
   x = 84,497.12