Finding the Third Proportional to 11,980.50 and 26,060.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,980.50 : 26,060.25 = 26,060.25 : x
2. Step 2: Convert to fraction form
   11,980.50/26,060.25 = 26,060.25/x
3. Step 3: Cross multiply
   11,980.50x = 26,060.25 × 26,060.25
4. Step 4: Simplify right side
   11,980.50x = 679,136,630.06
5. Step 5: Solve for x
   x = 679,136,630.06/11,980.50
6. Step 6: Final answer
   x = 56,686.84