Finding the Fourth Proportional to 9,750.16, 13,456 and 5,558.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,750.16 : 13,456 = 5,558.72 : x
2. Step 2: Convert to fraction form
   9,750.16/13,456 = 5,558.72/x
3. Step 3: Cross multiply
   9,750.16x = 13,456 × 5,558.72
4. Step 4: Simplify right side
   9,750.16x = 74,798,136.32
5. Step 5: Solve for x
   x = 74,798,136.32/9,750.16
6. Step 6: Final answer
   x = 7,671.48