Finding the Third Proportional to 366,916 and 788,076

Step by Step Solution

1. Step 1: Write the proportion equation
   366,916 : 788,076 = 788,076 : x
2. Step 2: Convert to fraction form
   366,916/788,076 = 788,076/x
3. Step 3: Cross multiply
   366,916x = 788,076 × 788,076
4. Step 4: Simplify right side
   366,916x = 621,063,781,776
5. Step 5: Solve for x
   x = 621,063,781,776/366,916
6. Step 6: Final answer
   x = 1,692,659.31