Finding the Fourth Proportional to 1,837.56, 2,535.82 and 998.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.56 : 2,535.82 = 998.25 : x
2. Step 2: Convert to fraction form
   1,837.56/2,535.82 = 998.25/x
3. Step 3: Cross multiply
   1,837.56x = 2,535.82 × 998.25
4. Step 4: Simplify right side
   1,837.56x = 2,531,393.07
5. Step 5: Solve for x
   x = 2,531,393.07/1,837.56
6. Step 6: Final answer
   x = 1,377.59