Finding the Fourth Proportional to 2,807.59, 4,211.37 and 1,345.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807.59 : 4,211.37 = 1,345.93 : x
2. Step 2: Convert to fraction form
   2,807.59/4,211.37 = 1,345.93/x
3. Step 3: Cross multiply
   2,807.59x = 4,211.37 × 1,345.93
4. Step 4: Simplify right side
   2,807.59x = 5,668,209.22
5. Step 5: Solve for x
   x = 5,668,209.22/2,807.59
6. Step 6: Final answer
   x = 2,018.89