Finding the Fourth Proportional to 10,056.30, 13,876.62 and 5,579.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.30 : 13,876.62 = 5,579.94 : x
2. Step 2: Convert to fraction form
   10,056.30/13,876.62 = 5,579.94/x
3. Step 3: Cross multiply
   10,056.30x = 13,876.62 × 5,579.94
4. Step 4: Simplify right side
   10,056.30x = 77,430,707.00
5. Step 5: Solve for x
   x = 77,430,707.00/10,056.30
6. Step 6: Final answer
   x = 7,699.72