Finding the Third Proportional to 69,718.50 and 152,775

Step by Step Solution

1. Step 1: Write the proportion equation
   69,718.50 : 152,775 = 152,775 : x
2. Step 2: Convert to fraction form
   69,718.50/152,775 = 152,775/x
3. Step 3: Cross multiply
   69,718.50x = 152,775 × 152,775
4. Step 4: Simplify right side
   69,718.50x = 23,340,200,625
5. Step 5: Solve for x
   x = 23,340,200,625/69,718.50
6. Step 6: Final answer
   x = 334,777.72