Finding the Third Proportional to 103,212.75 and 152,904

Step by Step Solution

1. Step 1: Write the proportion equation
   103,212.75 : 152,904 = 152,904 : x
2. Step 2: Convert to fraction form
   103,212.75/152,904 = 152,904/x
3. Step 3: Cross multiply
   103,212.75x = 152,904 × 152,904
4. Step 4: Simplify right side
   103,212.75x = 23,379,633,216
5. Step 5: Solve for x
   x = 23,379,633,216/103,212.75
6. Step 6: Final answer
   x = 226,518.85