Finding the Fourth Proportional to 2,030.83, 2,800.91 and 1,401.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.83 : 2,800.91 = 1,401.21 : x
2. Step 2: Convert to fraction form
   2,030.83/2,800.91 = 1,401.21/x
3. Step 3: Cross multiply
   2,030.83x = 2,800.91 × 1,401.21
4. Step 4: Simplify right side
   2,030.83x = 3,924,663.10
5. Step 5: Solve for x
   x = 3,924,663.10/2,030.83
6. Step 6: Final answer
   x = 1,932.54