Finding the Fourth Proportional to 1,837.16, 2,535.27 and 997.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.16 : 2,535.27 = 997.86 : x
2. Step 2: Convert to fraction form
   1,837.16/2,535.27 = 997.86/x
3. Step 3: Cross multiply
   1,837.16x = 2,535.27 × 997.86
4. Step 4: Simplify right side
   1,837.16x = 2,529,840.88
5. Step 5: Solve for x
   x = 2,529,840.88/1,837.16
6. Step 6: Final answer
   x = 1,377.04