Finding the Fourth Proportional to 1,628,716.47, 2,443,093.51 and 491,488.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,628,716.47 : 2,443,093.51 = 491,488.52 : x
2. Step 2: Convert to fraction form
   1,628,716.47/2,443,093.51 = 491,488.52/x
3. Step 3: Cross multiply
   1,628,716.47x = 2,443,093.51 × 491,488.52
4. Step 4: Simplify right side
   1,628,716.47x = 1,200,752,400,007.32
5. Step 5: Solve for x
   x = 1,200,752,400,007.32/1,628,716.47
6. Step 6: Final answer
   x = 737,238.45