Finding the Third Proportional to 12,409.31 and 26,762.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,409.31 : 26,762.63 = 26,762.63 : x
2. Step 2: Convert to fraction form
   12,409.31/26,762.63 = 26,762.63/x
3. Step 3: Cross multiply
   12,409.31x = 26,762.63 × 26,762.63
4. Step 4: Simplify right side
   12,409.31x = 716,238,096.89
5. Step 5: Solve for x
   x = 716,238,096.89/12,409.31
6. Step 6: Final answer
   x = 57,717.79