Finding the Third Proportional to 345,928.50 and 750,906

Step by Step Solution

1. Step 1: Write the proportion equation
   345,928.50 : 750,906 = 750,906 : x
2. Step 2: Convert to fraction form
   345,928.50/750,906 = 750,906/x
3. Step 3: Cross multiply
   345,928.50x = 750,906 × 750,906
4. Step 4: Simplify right side
   345,928.50x = 563,859,820,836
5. Step 5: Solve for x
   x = 563,859,820,836/345,928.50
6. Step 6: Final answer
   x = 1,629,989.49