Finding the Fourth Proportional to 9,977.91, 13,769.29 and 5,501.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,977.91 : 13,769.29 = 5,501.58 : x
2. Step 2: Convert to fraction form
   9,977.91/13,769.29 = 5,501.58/x
3. Step 3: Cross multiply
   9,977.91x = 13,769.29 × 5,501.58
4. Step 4: Simplify right side
   9,977.91x = 75,752,850.48
5. Step 5: Solve for x
   x = 75,752,850.48/9,977.91
6. Step 6: Final answer
   x = 7,592.06