Finding the Third Proportional to 153,910.13 and 336,934.69

Step by Step Solution

1. Step 1: Write the proportion equation
   153,910.13 : 336,934.69 = 336,934.69 : x
2. Step 2: Convert to fraction form
   153,910.13/336,934.69 = 336,934.69/x
3. Step 3: Cross multiply
   153,910.13x = 336,934.69 × 336,934.69
4. Step 4: Simplify right side
   153,910.13x = 113,524,983,640.72
5. Step 5: Solve for x
   x = 113,524,983,640.72/153,910.13
6. Step 6: Final answer
   x = 737,605.69