Finding the Fourth Proportional to 7,457.23, 10,290.99 and 4,100.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,457.23 : 10,290.99 = 4,100.10 : x
2. Step 2: Convert to fraction form
   7,457.23/10,290.99 = 4,100.10/x
3. Step 3: Cross multiply
   7,457.23x = 10,290.99 × 4,100.10
4. Step 4: Simplify right side
   7,457.23x = 42,194,067.60
5. Step 5: Solve for x
   x = 42,194,067.60/7,457.23
6. Step 6: Final answer
   x = 5,658.14