Finding the Fourth Proportional to 2,307.93, 3,185.01 and 1,313.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.93 : 3,185.01 = 1,313.25 : x
2. Step 2: Convert to fraction form
   2,307.93/3,185.01 = 1,313.25/x
3. Step 3: Cross multiply
   2,307.93x = 3,185.01 × 1,313.25
4. Step 4: Simplify right side
   2,307.93x = 4,182,714.38
5. Step 5: Solve for x
   x = 4,182,714.38/2,307.93
6. Step 6: Final answer
   x = 1,812.32