Finding the Fourth Proportional to 10,056.48, 13,877.46 and 5,579.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.48 : 13,877.46 = 5,579.88 : x
2. Step 2: Convert to fraction form
   10,056.48/13,877.46 = 5,579.88/x
3. Step 3: Cross multiply
   10,056.48x = 13,877.46 × 5,579.88
4. Step 4: Simplify right side
   10,056.48x = 77,434,561.50
5. Step 5: Solve for x
   x = 77,434,561.50/10,056.48
6. Step 6: Final answer
   x = 7,699.97