Finding the Third Proportional to 74,024 and 109,074

Step by Step Solution

1. Step 1: Write the proportion equation
   74,024 : 109,074 = 109,074 : x
2. Step 2: Convert to fraction form
   74,024/109,074 = 109,074/x
3. Step 3: Cross multiply
   74,024x = 109,074 × 109,074
4. Step 4: Simplify right side
   74,024x = 11,897,137,476
5. Step 5: Solve for x
   x = 11,897,137,476/74,024
6. Step 6: Final answer
   x = 160,720.00