Finding the Third Proportional to 5,636,686.50 and 12,350,668.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,636,686.50 : 12,350,668.50 = 12,350,668.50 : x
2. Step 2: Convert to fraction form
   5,636,686.50/12,350,668.50 = 12,350,668.50/x
3. Step 3: Cross multiply
   5,636,686.50x = 12,350,668.50 × 12,350,668.50
4. Step 4: Simplify right side
   5,636,686.50x = 152,539,012,396,892.25
5. Step 5: Solve for x
   x = 152,539,012,396,892.25/5,636,686.50
6. Step 6: Final answer
   x = 27,061,823.00