Finding the Fourth Proportional to 4,994.86, 7,487.83 and 2,071.30

Step by Step Solution

1. Step 1: Write the proportion equation
   4,994.86 : 7,487.83 = 2,071.30 : x
2. Step 2: Convert to fraction form
   4,994.86/7,487.83 = 2,071.30/x
3. Step 3: Cross multiply
   4,994.86x = 7,487.83 × 2,071.30
4. Step 4: Simplify right side
   4,994.86x = 15,509,542.28
5. Step 5: Solve for x
   x = 15,509,542.28/4,994.86
6. Step 6: Final answer
   x = 3,105.10