Finding the Third Proportional to 69,033.50 and 148,940

Step by Step Solution

1. Step 1: Write the proportion equation
   69,033.50 : 148,940 = 148,940 : x
2. Step 2: Convert to fraction form
   69,033.50/148,940 = 148,940/x
3. Step 3: Cross multiply
   69,033.50x = 148,940 × 148,940
4. Step 4: Simplify right side
   69,033.50x = 22,183,123,600
5. Step 5: Solve for x
   x = 22,183,123,600/69,033.50
6. Step 6: Final answer
   x = 321,338.53