Finding the Fourth Proportional to 2,003,981.99, 3,005,979.05 and 487,665.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003,981.99 : 3,005,979.05 = 487,665.18 : x
2. Step 2: Convert to fraction form
   2,003,981.99/3,005,979.05 = 487,665.18/x
3. Step 3: Cross multiply
   2,003,981.99x = 3,005,979.05 × 487,665.18
4. Step 4: Simplify right side
   2,003,981.99x = 1,465,911,315,713.64
5. Step 5: Solve for x
   x = 1,465,911,315,713.64/2,003,981.99
6. Step 6: Final answer
   x = 731,499.25