Finding the Fourth Proportional to 1,411.02, 2,113.73 and 1,296.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,411.02 : 2,113.73 = 1,296.21 : x
2. Step 2: Convert to fraction form
   1,411.02/2,113.73 = 1,296.21/x
3. Step 3: Cross multiply
   1,411.02x = 2,113.73 × 1,296.21
4. Step 4: Simplify right side
   1,411.02x = 2,739,837.96
5. Step 5: Solve for x
   x = 2,739,837.96/1,411.02
6. Step 6: Final answer
   x = 1,941.74