Finding the Third Proportional to 74,513.50 and 161,458

Step by Step Solution

1. Step 1: Write the proportion equation
   74,513.50 : 161,458 = 161,458 : x
2. Step 2: Convert to fraction form
   74,513.50/161,458 = 161,458/x
3. Step 3: Cross multiply
   74,513.50x = 161,458 × 161,458
4. Step 4: Simplify right side
   74,513.50x = 26,068,685,764
5. Step 5: Solve for x
   x = 26,068,685,764/74,513.50
6. Step 6: Final answer
   x = 349,851.85