Finding the Fourth Proportional to 2,521.83, 3,479.73 and 1,402.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.83 : 3,479.73 = 1,402.67 : x
2. Step 2: Convert to fraction form
   2,521.83/3,479.73 = 1,402.67/x
3. Step 3: Cross multiply
   2,521.83x = 3,479.73 × 1,402.67
4. Step 4: Simplify right side
   2,521.83x = 4,880,895.48
5. Step 5: Solve for x
   x = 4,880,895.48/2,521.83
6. Step 6: Final answer
   x = 1,935.46