Finding the Fourth Proportional to 7,077.39, 10,607.57 and 4,994.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,077.39 : 10,607.57 = 4,994.27 : x
2. Step 2: Convert to fraction form
   7,077.39/10,607.57 = 4,994.27/x
3. Step 3: Cross multiply
   7,077.39x = 10,607.57 × 4,994.27
4. Step 4: Simplify right side
   7,077.39x = 52,977,068.62
5. Step 5: Solve for x
   x = 52,977,068.62/7,077.39
6. Step 6: Final answer
   x = 7,485.40