Finding the Fourth Proportional to 2,482.42, 3,719.67 and 1,312.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.42 : 3,719.67 = 1,312.38 : x
2. Step 2: Convert to fraction form
   2,482.42/3,719.67 = 1,312.38/x
3. Step 3: Cross multiply
   2,482.42x = 3,719.67 × 1,312.38
4. Step 4: Simplify right side
   2,482.42x = 4,881,620.51
5. Step 5: Solve for x
   x = 4,881,620.51/2,482.42
6. Step 6: Final answer
   x = 1,966.48