Finding the Third Proportional to 74,376 and 154,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,376 : 154,768.50 = 154,768.50 : x
2. Step 2: Convert to fraction form
   74,376/154,768.50 = 154,768.50/x
3. Step 3: Cross multiply
   74,376x = 154,768.50 × 154,768.50
4. Step 4: Simplify right side
   74,376x = 23,953,288,592.25
5. Step 5: Solve for x
   x = 23,953,288,592.25/74,376
6. Step 6: Final answer
   x = 322,056.69