Finding the Fourth Proportional to 5,214.30, 7,777.52 and 4,851.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,214.30 : 7,777.52 = 4,851.42 : x
2. Step 2: Convert to fraction form
   5,214.30/7,777.52 = 4,851.42/x
3. Step 3: Cross multiply
   5,214.30x = 7,777.52 × 4,851.42
4. Step 4: Simplify right side
   5,214.30x = 37,731,991.82
5. Step 5: Solve for x
   x = 37,731,991.82/5,214.30
6. Step 6: Final answer
   x = 7,236.25