Finding the Third Proportional to 12,811.50 and 27,023.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,811.50 : 27,023.63 = 27,023.63 : x
2. Step 2: Convert to fraction form
   12,811.50/27,023.63 = 27,023.63/x
3. Step 3: Cross multiply
   12,811.50x = 27,023.63 × 27,023.63
4. Step 4: Simplify right side
   12,811.50x = 730,276,308.14
5. Step 5: Solve for x
   x = 730,276,308.14/12,811.50
6. Step 6: Final answer
   x = 57,001.62