Finding the Third Proportional to 71,157.75 and 152,868

Step by Step Solution

1. Step 1: Write the proportion equation
   71,157.75 : 152,868 = 152,868 : x
2. Step 2: Convert to fraction form
   71,157.75/152,868 = 152,868/x
3. Step 3: Cross multiply
   71,157.75x = 152,868 × 152,868
4. Step 4: Simplify right side
   71,157.75x = 23,368,625,424
5. Step 5: Solve for x
   x = 23,368,625,424/71,157.75
6. Step 6: Final answer
   x = 328,405.91