Finding the Fourth Proportional to 9,787.77, 13,506.89 and 5,595.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787.77 : 13,506.89 = 5,595.75 : x
2. Step 2: Convert to fraction form
   9,787.77/13,506.89 = 5,595.75/x
3. Step 3: Cross multiply
   9,787.77x = 13,506.89 × 5,595.75
4. Step 4: Simplify right side
   9,787.77x = 75,581,151.74
5. Step 5: Solve for x
   x = 75,581,151.74/9,787.77
6. Step 6: Final answer
   x = 7,722.00