Finding the Third Proportional to 152,226 and 216,367.88

Step by Step Solution

1. Step 1: Write the proportion equation
   152,226 : 216,367.88 = 216,367.88 : x
2. Step 2: Convert to fraction form
   152,226/216,367.88 = 216,367.88/x
3. Step 3: Cross multiply
   152,226x = 216,367.88 × 216,367.88
4. Step 4: Simplify right side
   152,226x = 46,815,057,332.02
5. Step 5: Solve for x
   x = 46,815,057,332.02/152,226
6. Step 6: Final answer
   x = 307,536.54