Finding the Fourth Proportional to 9,510.36, 13,126.98 and 5,530.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,510.36 : 13,126.98 = 5,530.74 : x
2. Step 2: Convert to fraction form
   9,510.36/13,126.98 = 5,530.74/x
3. Step 3: Cross multiply
   9,510.36x = 13,126.98 × 5,530.74
4. Step 4: Simplify right side
   9,510.36x = 72,601,913.37
5. Step 5: Solve for x
   x = 72,601,913.37/9,510.36
6. Step 6: Final answer
   x = 7,633.98