Finding the Fourth Proportional to 9,787.76, 13,506.88 and 5,595.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787.76 : 13,506.88 = 5,595.76 : x
2. Step 2: Convert to fraction form
   9,787.76/13,506.88 = 5,595.76/x
3. Step 3: Cross multiply
   9,787.76x = 13,506.88 × 5,595.76
4. Step 4: Simplify right side
   9,787.76x = 75,581,258.83
5. Step 5: Solve for x
   x = 75,581,258.83/9,787.76
6. Step 6: Final answer
   x = 7,722.02