Finding the Fourth Proportional to 2,333.91, 3,501.48 and 690.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.91 : 3,501.48 = 690.50 : x
2. Step 2: Convert to fraction form
   2,333.91/3,501.48 = 690.50/x
3. Step 3: Cross multiply
   2,333.91x = 3,501.48 × 690.50
4. Step 4: Simplify right side
   2,333.91x = 2,417,754.43
5. Step 5: Solve for x
   x = 2,417,754.43/2,333.91
6. Step 6: Final answer
   x = 1,035.92