Finding the Fourth Proportional to 1,630.90, 2,434.42 and 1,401.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630.90 : 2,434.42 = 1,401.27 : x
2. Step 2: Convert to fraction form
   1,630.90/2,434.42 = 1,401.27/x
3. Step 3: Cross multiply
   1,630.90x = 2,434.42 × 1,401.27
4. Step 4: Simplify right side
   1,630.90x = 3,411,279.71
5. Step 5: Solve for x
   x = 3,411,279.71/1,630.90
6. Step 6: Final answer
   x = 2,091.65