Finding the Third Proportional to 26,280 and 57,670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   26,280 : 57,670.50 = 57,670.50 : x
2. Step 2: Convert to fraction form
   26,280/57,670.50 = 57,670.50/x
3. Step 3: Cross multiply
   26,280x = 57,670.50 × 57,670.50
4. Step 4: Simplify right side
   26,280x = 3,325,886,570.25
5. Step 5: Solve for x
   x = 3,325,886,570.25/26,280
6. Step 6: Final answer
   x = 126,555.81