Finding the Fourth Proportional to 2,393.76, 3,303.57 and 1,345.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.76 : 3,303.57 = 1,345.98 : x
2. Step 2: Convert to fraction form
   2,393.76/3,303.57 = 1,345.98/x
3. Step 3: Cross multiply
   2,393.76x = 3,303.57 × 1,345.98
4. Step 4: Simplify right side
   2,393.76x = 4,446,539.15
5. Step 5: Solve for x
   x = 4,446,539.15/2,393.76
6. Step 6: Final answer
   x = 1,857.55