Finding the Third Proportional to 12,749.91 and 27,961.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,749.91 : 27,961.88 = 27,961.88 : x
2. Step 2: Convert to fraction form
   12,749.91/27,961.88 = 27,961.88/x
3. Step 3: Cross multiply
   12,749.91x = 27,961.88 × 27,961.88
4. Step 4: Simplify right side
   12,749.91x = 781,866,453.52
5. Step 5: Solve for x
   x = 781,866,453.52/12,749.91
6. Step 6: Final answer
   x = 61,323.31