Finding the Fourth Proportional to 7,114.51, 10,661.59 and 5,225.58

Step by Step Solution

1. Step 1: Write the proportion equation
   7,114.51 : 10,661.59 = 5,225.58 : x
2. Step 2: Convert to fraction form
   7,114.51/10,661.59 = 5,225.58/x
3. Step 3: Cross multiply
   7,114.51x = 10,661.59 × 5,225.58
4. Step 4: Simplify right side
   7,114.51x = 55,712,991.47
5. Step 5: Solve for x
   x = 55,712,991.47/7,114.51
6. Step 6: Final answer
   x = 7,830.90