Finding the Fourth Proportional to 1,666,491.99, 2,499,867.59 and 544,674.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,491.99 : 2,499,867.59 = 544,674.39 : x
2. Step 2: Convert to fraction form
   1,666,491.99/2,499,867.59 = 544,674.39/x
3. Step 3: Cross multiply
   1,666,491.99x = 2,499,867.59 × 544,674.39
4. Step 4: Simplify right side
   1,666,491.99x = 1,361,613,854,664.02
5. Step 5: Solve for x
   x = 1,361,613,854,664.02/1,666,491.99
6. Step 6: Final answer
   x = 817,053.94