Finding the Fourth Proportional to 7,677.56, 10,587.78 and 7,104.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,677.56 : 10,587.78 = 7,104.84 : x
2. Step 2: Convert to fraction form
   7,677.56/10,587.78 = 7,104.84/x
3. Step 3: Cross multiply
   7,677.56x = 10,587.78 × 7,104.84
4. Step 4: Simplify right side
   7,677.56x = 75,224,482.86
5. Step 5: Solve for x
   x = 75,224,482.86/7,677.56
6. Step 6: Final answer
   x = 9,797.97