Finding the Third Proportional to 74,065.50 and 160,591.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,065.50 : 160,591.50 = 160,591.50 : x
2. Step 2: Convert to fraction form
   74,065.50/160,591.50 = 160,591.50/x
3. Step 3: Cross multiply
   74,065.50x = 160,591.50 × 160,591.50
4. Step 4: Simplify right side
   74,065.50x = 25,789,629,872.25
5. Step 5: Solve for x
   x = 25,789,629,872.25/74,065.50
6. Step 6: Final answer
   x = 348,200.31