Finding the Fourth Proportional to 1,025,300.91, 1,537,993.96 and 351,845.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,025,300.91 : 1,537,993.96 = 351,845.31 : x
2. Step 2: Convert to fraction form
   1,025,300.91/1,537,993.96 = 351,845.31/x
3. Step 3: Cross multiply
   1,025,300.91x = 1,537,993.96 × 351,845.31
4. Step 4: Simplify right side
   1,025,300.91x = 541,135,960,754.71
5. Step 5: Solve for x
   x = 541,135,960,754.71/1,025,300.91
6. Step 6: Final answer
   x = 527,782.58