Finding the Third Proportional to 28,620 and 41,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,620 : 41,986.50 = 41,986.50 : x
2. Step 2: Convert to fraction form
   28,620/41,986.50 = 41,986.50/x
3. Step 3: Cross multiply
   28,620x = 41,986.50 × 41,986.50
4. Step 4: Simplify right side
   28,620x = 1,762,866,182.25
5. Step 5: Solve for x
   x = 1,762,866,182.25/28,620
6. Step 6: Final answer
   x = 61,595.60