Finding the Fourth Proportional to 4,994.15, 7,496.69 and 2,807.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,994.15 : 7,496.69 = 2,807.15 : x
2. Step 2: Convert to fraction form
   4,994.15/7,496.69 = 2,807.15/x
3. Step 3: Cross multiply
   4,994.15x = 7,496.69 × 2,807.15
4. Step 4: Simplify right side
   4,994.15x = 21,044,333.33
5. Step 5: Solve for x
   x = 21,044,333.33/4,994.15
6. Step 6: Final answer
   x = 4,213.80