Finding the Fourth Proportional to 2,103,654.72, 3,155,481.92 and 506,218

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103,654.72 : 3,155,481.92 = 506,218 : x
2. Step 2: Convert to fraction form
   2,103,654.72/3,155,481.92 = 506,218/x
3. Step 3: Cross multiply
   2,103,654.72x = 3,155,481.92 × 506,218
4. Step 4: Simplify right side
   2,103,654.72x = 1,597,361,746,578.56
5. Step 5: Solve for x
   x = 1,597,361,746,578.56/2,103,654.72
6. Step 6: Final answer
   x = 759,326.96