Finding the Third Proportional to 788,430.25 and 1,726,123

Step by Step Solution

1. Step 1: Write the proportion equation
   788,430.25 : 1,726,123 = 1,726,123 : x
2. Step 2: Convert to fraction form
   788,430.25/1,726,123 = 1,726,123/x
3. Step 3: Cross multiply
   788,430.25x = 1,726,123 × 1,726,123
4. Step 4: Simplify right side
   788,430.25x = 2,979,500,611,129
5. Step 5: Solve for x
   x = 2,979,500,611,129/788,430.25
6. Step 6: Final answer
   x = 3,779,028.79