Finding the Fourth Proportional to 10,056.51, 13,878.61 and 5,808.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.51 : 13,878.61 = 5,808.35 : x
2. Step 2: Convert to fraction form
   10,056.51/13,878.61 = 5,808.35/x
3. Step 3: Cross multiply
   10,056.51x = 13,878.61 × 5,808.35
4. Step 4: Simplify right side
   10,056.51x = 80,611,844.57
5. Step 5: Solve for x
   x = 80,611,844.57/10,056.51
6. Step 6: Final answer
   x = 8,015.89