Finding the Fourth Proportional to 2,012,563.26, 3,018,204.72 and 664,474.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,563.26 : 3,018,204.72 = 664,474.86 : x
2. Step 2: Convert to fraction form
   2,012,563.26/3,018,204.72 = 664,474.86/x
3. Step 3: Cross multiply
   2,012,563.26x = 3,018,204.72 × 664,474.86
4. Step 4: Simplify right side
   2,012,563.26x = 2,005,521,158,773.34
5. Step 5: Solve for x
   x = 2,005,521,158,773.34/2,012,563.26
6. Step 6: Final answer
   x = 996,500.93