Finding the Fourth Proportional to 9,787.68, 13,506.72 and 5,595.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787.68 : 13,506.72 = 5,595.84 : x
2. Step 2: Convert to fraction form
   9,787.68/13,506.72 = 5,595.84/x
3. Step 3: Cross multiply
   9,787.68x = 13,506.72 × 5,595.84
4. Step 4: Simplify right side
   9,787.68x = 75,581,444.04
5. Step 5: Solve for x
   x = 75,581,444.04/9,787.68
6. Step 6: Final answer
   x = 7,722.10