Finding the Third Proportional to 148,671 and 226,492.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,671 : 226,492.50 = 226,492.50 : x
2. Step 2: Convert to fraction form
   148,671/226,492.50 = 226,492.50/x
3. Step 3: Cross multiply
   148,671x = 226,492.50 × 226,492.50
4. Step 4: Simplify right side
   148,671x = 51,298,852,556.25
5. Step 5: Solve for x
   x = 51,298,852,556.25/148,671
6. Step 6: Final answer
   x = 345,049.49