Finding the Third Proportional to 13,911.75 and 30,934.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,911.75 : 30,934.13 = 30,934.13 : x
2. Step 2: Convert to fraction form
   13,911.75/30,934.13 = 30,934.13/x
3. Step 3: Cross multiply
   13,911.75x = 30,934.13 × 30,934.13
4. Step 4: Simplify right side
   13,911.75x = 956,920,089.52
5. Step 5: Solve for x
   x = 956,920,089.52/13,911.75
6. Step 6: Final answer
   x = 68,785.03