Finding the Third Proportional to 72,787.50 and 154,323

Step by Step Solution

1. Step 1: Write the proportion equation
   72,787.50 : 154,323 = 154,323 : x
2. Step 2: Convert to fraction form
   72,787.50/154,323 = 154,323/x
3. Step 3: Cross multiply
   72,787.50x = 154,323 × 154,323
4. Step 4: Simplify right side
   72,787.50x = 23,815,588,329
5. Step 5: Solve for x
   x = 23,815,588,329/72,787.50
6. Step 6: Final answer
   x = 327,193.38