Finding the Third Proportional to 39,655 and 58,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,655 : 58,386.50 = 58,386.50 : x
2. Step 2: Convert to fraction form
   39,655/58,386.50 = 58,386.50/x
3. Step 3: Cross multiply
   39,655x = 58,386.50 × 58,386.50
4. Step 4: Simplify right side
   39,655x = 3,408,983,382.25
5. Step 5: Solve for x
   x = 3,408,983,382.25/39,655
6. Step 6: Final answer
   x = 85,966.04