Finding the Fourth Proportional to 1,837.59, 2,534.90 and 1,164.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.59 : 2,534.90 = 1,164.21 : x
2. Step 2: Convert to fraction form
   1,837.59/2,534.90 = 1,164.21/x
3. Step 3: Cross multiply
   1,837.59x = 2,534.90 × 1,164.21
4. Step 4: Simplify right side
   1,837.59x = 2,951,156.27
5. Step 5: Solve for x
   x = 2,951,156.27/1,837.59
6. Step 6: Final answer
   x = 1,605.99