Finding the Third Proportional to 30,895.50 and 67,806.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,895.50 : 67,806.75 = 67,806.75 : x
2. Step 2: Convert to fraction form
   30,895.50/67,806.75 = 67,806.75/x
3. Step 3: Cross multiply
   30,895.50x = 67,806.75 × 67,806.75
4. Step 4: Simplify right side
   30,895.50x = 4,597,755,345.56
5. Step 5: Solve for x
   x = 4,597,755,345.56/30,895.50
6. Step 6: Final answer
   x = 148,816.34