Finding the Third Proportional to 17,512.88 and 38,426.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,512.88 : 38,426.06 = 38,426.06 : x
2. Step 2: Convert to fraction form
   17,512.88/38,426.06 = 38,426.06/x
3. Step 3: Cross multiply
   17,512.88x = 38,426.06 × 38,426.06
4. Step 4: Simplify right side
   17,512.88x = 1,476,562,279.25
5. Step 5: Solve for x
   x = 1,476,562,279.25/17,512.88
6. Step 6: Final answer
   x = 84,312.96