Finding the Third Proportional to 12,606.42 and 27,430.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,606.42 : 27,430.74 = 27,430.74 : x
2. Step 2: Convert to fraction form
   12,606.42/27,430.74 = 27,430.74/x
3. Step 3: Cross multiply
   12,606.42x = 27,430.74 × 27,430.74
4. Step 4: Simplify right side
   12,606.42x = 752,445,414.37
5. Step 5: Solve for x
   x = 752,445,414.37/12,606.42
6. Step 6: Final answer
   x = 59,687.48