Finding the Third Proportional to 38,818.50 and 58,531.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,818.50 : 58,531.50 = 58,531.50 : x
2. Step 2: Convert to fraction form
   38,818.50/58,531.50 = 58,531.50/x
3. Step 3: Cross multiply
   38,818.50x = 58,531.50 × 58,531.50
4. Step 4: Simplify right side
   38,818.50x = 3,425,936,492.25
5. Step 5: Solve for x
   x = 3,425,936,492.25/38,818.50
6. Step 6: Final answer
   x = 88,255.25