Finding the Fourth Proportional to 1,603,301.52, 2,405,173.71 and 538,648.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,603,301.52 : 2,405,173.71 = 538,648.05 : x
2. Step 2: Convert to fraction form
   1,603,301.52/2,405,173.71 = 538,648.05/x
3. Step 3: Cross multiply
   1,603,301.52x = 2,405,173.71 × 538,648.05
4. Step 4: Simplify right side
   1,603,301.52x = 1,295,542,128,802.77
5. Step 5: Solve for x
   x = 1,295,542,128,802.77/1,603,301.52
6. Step 6: Final answer
   x = 808,046.47