Finding the Fourth Proportional to 1,373.86, 2,056.91 and 1,244.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.86 : 2,056.91 = 1,244.10 : x
2. Step 2: Convert to fraction form
   1,373.86/2,056.91 = 1,244.10/x
3. Step 3: Cross multiply
   1,373.86x = 2,056.91 × 1,244.10
4. Step 4: Simplify right side
   1,373.86x = 2,559,003.22
5. Step 5: Solve for x
   x = 2,559,003.22/1,373.86
6. Step 6: Final answer
   x = 1,862.64