Finding the Third Proportional to 34,308 and 52,128

Step by Step Solution

1. Step 1: Write the proportion equation
   34,308 : 52,128 = 52,128 : x
2. Step 2: Convert to fraction form
   34,308/52,128 = 52,128/x
3. Step 3: Cross multiply
   34,308x = 52,128 × 52,128
4. Step 4: Simplify right side
   34,308x = 2,717,328,384
5. Step 5: Solve for x
   x = 2,717,328,384/34,308
6. Step 6: Final answer
   x = 79,203.93