Finding the Third Proportional to 34,230 and 74,076

Step by Step Solution

1. Step 1: Write the proportion equation
   34,230 : 74,076 = 74,076 : x
2. Step 2: Convert to fraction form
   34,230/74,076 = 74,076/x
3. Step 3: Cross multiply
   34,230x = 74,076 × 74,076
4. Step 4: Simplify right side
   34,230x = 5,487,253,776
5. Step 5: Solve for x
   x = 5,487,253,776/34,230
6. Step 6: Final answer
   x = 160,305.40