Finding the Third Proportional to 428,145.75 and 941,040

Step by Step Solution

1. Step 1: Write the proportion equation
   428,145.75 : 941,040 = 941,040 : x
2. Step 2: Convert to fraction form
   428,145.75/941,040 = 941,040/x
3. Step 3: Cross multiply
   428,145.75x = 941,040 × 941,040
4. Step 4: Simplify right side
   428,145.75x = 885,556,281,600
5. Step 5: Solve for x
   x = 885,556,281,600/428,145.75
6. Step 6: Final answer
   x = 2,068,352.38