Finding the Third Proportional to 148,837.50 and 223,591.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,837.50 : 223,591.50 = 223,591.50 : x
2. Step 2: Convert to fraction form
   148,837.50/223,591.50 = 223,591.50/x
3. Step 3: Cross multiply
   148,837.50x = 223,591.50 × 223,591.50
4. Step 4: Simplify right side
   148,837.50x = 49,993,158,872.25
5. Step 5: Solve for x
   x = 49,993,158,872.25/148,837.50
6. Step 6: Final answer
   x = 335,890.88