Finding the Fourth Proportional to 2,476.58, 3,712.82 and 1,931.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.58 : 3,712.82 = 1,931.18 : x
2. Step 2: Convert to fraction form
   2,476.58/3,712.82 = 1,931.18/x
3. Step 3: Cross multiply
   2,476.58x = 3,712.82 × 1,931.18
4. Step 4: Simplify right side
   2,476.58x = 7,170,095.51
5. Step 5: Solve for x
   x = 7,170,095.51/2,476.58
6. Step 6: Final answer
   x = 2,895.17