Finding the Fourth Proportional to 2,435.31, 3,649.53 and 1,047.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435.31 : 3,649.53 = 1,047.96 : x
2. Step 2: Convert to fraction form
   2,435.31/3,649.53 = 1,047.96/x
3. Step 3: Cross multiply
   2,435.31x = 3,649.53 × 1,047.96
4. Step 4: Simplify right side
   2,435.31x = 3,824,561.46
5. Step 5: Solve for x
   x = 3,824,561.46/2,435.31
6. Step 6: Final answer
   x = 1,570.46