Finding the Third Proportional to 788,336.50 and 1,729,280

Step by Step Solution

1. Step 1: Write the proportion equation
   788,336.50 : 1,729,280 = 1,729,280 : x
2. Step 2: Convert to fraction form
   788,336.50/1,729,280 = 1,729,280/x
3. Step 3: Cross multiply
   788,336.50x = 1,729,280 × 1,729,280
4. Step 4: Simplify right side
   788,336.50x = 2,990,409,318,400
5. Step 5: Solve for x
   x = 2,990,409,318,400/788,336.50
6. Step 6: Final answer
   x = 3,793,315.82