Finding the Third Proportional to 26,863 and 63,188.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,863 : 63,188.50 = 63,188.50 : x
2. Step 2: Convert to fraction form
   26,863/63,188.50 = 63,188.50/x
3. Step 3: Cross multiply
   26,863x = 63,188.50 × 63,188.50
4. Step 4: Simplify right side
   26,863x = 3,992,786,532.25
5. Step 5: Solve for x
   x = 3,992,786,532.25/26,863
6. Step 6: Final answer
   x = 148,635.17