Finding the Fourth Proportional to 7,448.23, 10,277.91 and 4,091.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,448.23 : 10,277.91 = 4,091.05 : x
2. Step 2: Convert to fraction form
   7,448.23/10,277.91 = 4,091.05/x
3. Step 3: Cross multiply
   7,448.23x = 10,277.91 × 4,091.05
4. Step 4: Simplify right side
   7,448.23x = 42,047,443.71
5. Step 5: Solve for x
   x = 42,047,443.71/7,448.23
6. Step 6: Final answer
   x = 5,645.29