Finding the Third Proportional to 34,440 and 72,948

Step by Step Solution

1. Step 1: Write the proportion equation
   34,440 : 72,948 = 72,948 : x
2. Step 2: Convert to fraction form
   34,440/72,948 = 72,948/x
3. Step 3: Cross multiply
   34,440x = 72,948 × 72,948
4. Step 4: Simplify right side
   34,440x = 5,321,410,704
5. Step 5: Solve for x
   x = 5,321,410,704/34,440
6. Step 6: Final answer
   x = 154,512.51