Finding the Third Proportional to 364,498 and 788,900

Step by Step Solution

1. Step 1: Write the proportion equation
   364,498 : 788,900 = 788,900 : x
2. Step 2: Convert to fraction form
   364,498/788,900 = 788,900/x
3. Step 3: Cross multiply
   364,498x = 788,900 × 788,900
4. Step 4: Simplify right side
   364,498x = 622,363,210,000
5. Step 5: Solve for x
   x = 622,363,210,000/364,498
6. Step 6: Final answer
   x = 1,707,453.02