Finding the Third Proportional to 38,622.50 and 58,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,622.50 : 58,131.50 = 58,131.50 : x
2. Step 2: Convert to fraction form
   38,622.50/58,131.50 = 58,131.50/x
3. Step 3: Cross multiply
   38,622.50x = 58,131.50 × 58,131.50
4. Step 4: Simplify right side
   38,622.50x = 3,379,271,292.25
5. Step 5: Solve for x
   x = 3,379,271,292.25/38,622.50
6. Step 6: Final answer
   x = 87,494.89