Finding the Third Proportional to 428,128.03 and 941,002.31

Step by Step Solution

1. Step 1: Write the proportion equation
   428,128.03 : 941,002.31 = 941,002.31 : x
2. Step 2: Convert to fraction form
   428,128.03/941,002.31 = 941,002.31/x
3. Step 3: Cross multiply
   428,128.03x = 941,002.31 × 941,002.31
4. Step 4: Simplify right side
   428,128.03x = 885,485,352,130.35
5. Step 5: Solve for x
   x = 885,485,352,130.35/428,128.03
6. Step 6: Final answer
   x = 2,068,272.31