Finding the Fourth Proportional to 6,090.72, 8,406.72 and 4,074.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,090.72 : 8,406.72 = 4,074.24 : x
2. Step 2: Convert to fraction form
   6,090.72/8,406.72 = 4,074.24/x
3. Step 3: Cross multiply
   6,090.72x = 8,406.72 × 4,074.24
4. Step 4: Simplify right side
   6,090.72x = 34,250,994.89
5. Step 5: Solve for x
   x = 34,250,994.89/6,090.72
6. Step 6: Final answer
   x = 5,623.47