Finding the Third Proportional to 74,020 and 162,801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,020 : 162,801.50 = 162,801.50 : x
2. Step 2: Convert to fraction form
   74,020/162,801.50 = 162,801.50/x
3. Step 3: Cross multiply
   74,020x = 162,801.50 × 162,801.50
4. Step 4: Simplify right side
   74,020x = 26,504,328,402.25
5. Step 5: Solve for x
   x = 26,504,328,402.25/74,020
6. Step 6: Final answer
   x = 358,069.82