Finding the Third Proportional to 146,938.50 and 306,594

Step by Step Solution

1. Step 1: Write the proportion equation
   146,938.50 : 306,594 = 306,594 : x
2. Step 2: Convert to fraction form
   146,938.50/306,594 = 306,594/x
3. Step 3: Cross multiply
   146,938.50x = 306,594 × 306,594
4. Step 4: Simplify right side
   146,938.50x = 93,999,880,836
5. Step 5: Solve for x
   x = 93,999,880,836/146,938.50
6. Step 6: Final answer
   x = 639,722.61