Finding the Third Proportional to 148,809 and 224,555.25

Step by Step Solution

1. Step 1: Write the proportion equation
   148,809 : 224,555.25 = 224,555.25 : x
2. Step 2: Convert to fraction form
   148,809/224,555.25 = 224,555.25/x
3. Step 3: Cross multiply
   148,809x = 224,555.25 × 224,555.25
4. Step 4: Simplify right side
   148,809x = 50,425,060,302.56
5. Step 5: Solve for x
   x = 50,425,060,302.56/148,809
6. Step 6: Final answer
   x = 338,857.60