Finding the Fourth Proportional to 9,976.47, 13,768.35 and 5,501.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,976.47 : 13,768.35 = 5,501.10 : x
2. Step 2: Convert to fraction form
   9,976.47/13,768.35 = 5,501.10/x
3. Step 3: Cross multiply
   9,976.47x = 13,768.35 × 5,501.10
4. Step 4: Simplify right side
   9,976.47x = 75,741,070.19
5. Step 5: Solve for x
   x = 75,741,070.19/9,976.47
6. Step 6: Final answer
   x = 7,591.97