Finding the Third Proportional to 668,430.35 and 1,443,385.83

Step by Step Solution

1. Step 1: Write the proportion equation
   668,430.35 : 1,443,385.83 = 1,443,385.83 : x
2. Step 2: Convert to fraction form
   668,430.35/1,443,385.83 = 1,443,385.83/x
3. Step 3: Cross multiply
   668,430.35x = 1,443,385.83 × 1,443,385.83
4. Step 4: Simplify right side
   668,430.35x = 2,083,362,648,832.09
5. Step 5: Solve for x
   x = 2,083,362,648,832.09/668,430.35
6. Step 6: Final answer
   x = 3,116,798.40