Finding the Third Proportional to 5,087.81 and 12,056.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,087.81 : 12,056.34 = 12,056.34 : x
2. Step 2: Convert to fraction form
   5,087.81/12,056.34 = 12,056.34/x
3. Step 3: Cross multiply
   5,087.81x = 12,056.34 × 12,056.34
4. Step 4: Simplify right side
   5,087.81x = 145,355,424.62
5. Step 5: Solve for x
   x = 145,355,424.62/5,087.81
6. Step 6: Final answer
   x = 28,569.34