Finding the Third Proportional to 30,925.88 and 67,521.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,925.88 : 67,521.75 = 67,521.75 : x
2. Step 2: Convert to fraction form
   30,925.88/67,521.75 = 67,521.75/x
3. Step 3: Cross multiply
   30,925.88x = 67,521.75 × 67,521.75
4. Step 4: Simplify right side
   30,925.88x = 4,559,186,723.06
5. Step 5: Solve for x
   x = 4,559,186,723.06/30,925.88
6. Step 6: Final answer
   x = 147,423.05