Finding the Fourth Proportional to 2,931.93, 4,387.41 and 2,736.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931.93 : 4,387.41 = 2,736.42 : x
2. Step 2: Convert to fraction form
   2,931.93/4,387.41 = 2,736.42/x
3. Step 3: Cross multiply
   2,931.93x = 4,387.41 × 2,736.42
4. Step 4: Simplify right side
   2,931.93x = 12,005,796.47
5. Step 5: Solve for x
   x = 12,005,796.47/2,931.93
6. Step 6: Final answer
   x = 4,094.84