Finding the Third Proportional to 39,188.25 and 58,690.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,188.25 : 58,690.50 = 58,690.50 : x
2. Step 2: Convert to fraction form
   39,188.25/58,690.50 = 58,690.50/x
3. Step 3: Cross multiply
   39,188.25x = 58,690.50 × 58,690.50
4. Step 4: Simplify right side
   39,188.25x = 3,444,574,790.25
5. Step 5: Solve for x
   x = 3,444,574,790.25/39,188.25
6. Step 6: Final answer
   x = 87,898.15