Finding the Third Proportional to 13,397.63 and 29,439.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,397.63 : 29,439.56 = 29,439.56 : x
2. Step 2: Convert to fraction form
   13,397.63/29,439.56 = 29,439.56/x
3. Step 3: Cross multiply
   13,397.63x = 29,439.56 × 29,439.56
4. Step 4: Simplify right side
   13,397.63x = 866,687,840.19
5. Step 5: Solve for x
   x = 866,687,840.19/13,397.63
6. Step 6: Final answer
   x = 64,689.66