Finding the Fourth Proportional to 10,056.79, 13,878.24 and 5,580.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.79 : 13,878.24 = 5,580.53 : x
2. Step 2: Convert to fraction form
   10,056.79/13,878.24 = 5,580.53/x
3. Step 3: Cross multiply
   10,056.79x = 13,878.24 × 5,580.53
4. Step 4: Simplify right side
   10,056.79x = 77,447,896.39
5. Step 5: Solve for x
   x = 77,447,896.39/10,056.79
6. Step 6: Final answer
   x = 7,701.05