Finding the Fourth Proportional to 2,350.31, 3,526.07 and 1,117.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,350.31 : 3,526.07 = 1,117.69 : x
2. Step 2: Convert to fraction form
   2,350.31/3,526.07 = 1,117.69/x
3. Step 3: Cross multiply
   2,350.31x = 3,526.07 × 1,117.69
4. Step 4: Simplify right side
   2,350.31x = 3,941,038.77
5. Step 5: Solve for x
   x = 3,941,038.77/2,350.31
6. Step 6: Final answer
   x = 1,676.82