Finding the Fourth Proportional to 7,761.51, 10,710.54 and 4,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,761.51 : 10,710.54 = 4,224.72 : x
2. Step 2: Convert to fraction form
   7,761.51/10,710.54 = 4,224.72/x
3. Step 3: Cross multiply
   7,761.51x = 10,710.54 × 4,224.72
4. Step 4: Simplify right side
   7,761.51x = 45,249,032.55
5. Step 5: Solve for x
   x = 45,249,032.55/7,761.51
6. Step 6: Final answer
   x = 5,829.93