Finding the Fourth Proportional to 2,307.83, 3,184.74 and 1,259.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.83 : 3,184.74 = 1,259.87 : x
2. Step 2: Convert to fraction form
   2,307.83/3,184.74 = 1,259.87/x
3. Step 3: Cross multiply
   2,307.83x = 3,184.74 × 1,259.87
4. Step 4: Simplify right side
   2,307.83x = 4,012,342.46
5. Step 5: Solve for x
   x = 4,012,342.46/2,307.83
6. Step 6: Final answer
   x = 1,738.58