Finding the Fourth Proportional to 10,705.29, 16,057.95 and 10,055.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,705.29 : 16,057.95 = 10,055.01 : x
2. Step 2: Convert to fraction form
   10,705.29/16,057.95 = 10,055.01/x
3. Step 3: Cross multiply
   10,705.29x = 16,057.95 × 10,055.01
4. Step 4: Simplify right side
   10,705.29x = 161,462,825.18
5. Step 5: Solve for x
   x = 161,462,825.18/10,705.29
6. Step 6: Final answer
   x = 15,082.53