Finding the Third Proportional to 34,320.38 and 74,432.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,320.38 : 74,432.25 = 74,432.25 : x
2. Step 2: Convert to fraction form
   34,320.38/74,432.25 = 74,432.25/x
3. Step 3: Cross multiply
   34,320.38x = 74,432.25 × 74,432.25
4. Step 4: Simplify right side
   34,320.38x = 5,540,159,840.06
5. Step 5: Solve for x
   x = 5,540,159,840.06/34,320.38
6. Step 6: Final answer
   x = 161,424.80