Finding the Fourth Proportional to 1,837.69, 2,536.82 and 1,307.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.69 : 2,536.82 = 1,307.64 : x
2. Step 2: Convert to fraction form
   1,837.69/2,536.82 = 1,307.64/x
3. Step 3: Cross multiply
   1,837.69x = 2,536.82 × 1,307.64
4. Step 4: Simplify right side
   1,837.69x = 3,317,255.18
5. Step 5: Solve for x
   x = 3,317,255.18/1,837.69
6. Step 6: Final answer
   x = 1,805.12