Finding the Third Proportional to 345,300.75 and 523,282.50

Step by Step Solution

1. Step 1: Write the proportion equation
   345,300.75 : 523,282.50 = 523,282.50 : x
2. Step 2: Convert to fraction form
   345,300.75/523,282.50 = 523,282.50/x
3. Step 3: Cross multiply
   345,300.75x = 523,282.50 × 523,282.50
4. Step 4: Simplify right side
   345,300.75x = 273,824,574,806.25
5. Step 5: Solve for x
   x = 273,824,574,806.25/345,300.75
6. Step 6: Final answer
   x = 793,003.13