Finding the Fourth Proportional to 2,345.04, 3,513.60 and 1,368.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.04 : 3,513.60 = 1,368.72 : x
2. Step 2: Convert to fraction form
   2,345.04/3,513.60 = 1,368.72/x
3. Step 3: Cross multiply
   2,345.04x = 3,513.60 × 1,368.72
4. Step 4: Simplify right side
   2,345.04x = 4,809,134.59
5. Step 5: Solve for x
   x = 4,809,134.59/2,345.04
6. Step 6: Final answer
   x = 2,050.77