Finding the Third Proportional to 334,152 and 788,540

Step by Step Solution

1. Step 1: Write the proportion equation
   334,152 : 788,540 = 788,540 : x
2. Step 2: Convert to fraction form
   334,152/788,540 = 788,540/x
3. Step 3: Cross multiply
   334,152x = 788,540 × 788,540
4. Step 4: Simplify right side
   334,152x = 621,795,331,600
5. Step 5: Solve for x
   x = 621,795,331,600/334,152
6. Step 6: Final answer
   x = 1,860,815.83