Finding the Third Proportional to 149,451 and 228,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,451 : 228,514.50 = 228,514.50 : x
2. Step 2: Convert to fraction form
   149,451/228,514.50 = 228,514.50/x
3. Step 3: Cross multiply
   149,451x = 228,514.50 × 228,514.50
4. Step 4: Simplify right side
   149,451x = 52,218,876,710.25
5. Step 5: Solve for x
   x = 52,218,876,710.25/149,451
6. Step 6: Final answer
   x = 349,404.67