Finding the Fourth Proportional to 19,922.27, 27,492.92 and 10,970.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,922.27 : 27,492.92 = 10,970.10 : x
2. Step 2: Convert to fraction form
   19,922.27/27,492.92 = 10,970.10/x
3. Step 3: Cross multiply
   19,922.27x = 27,492.92 × 10,970.10
4. Step 4: Simplify right side
   19,922.27x = 301,600,081.69
5. Step 5: Solve for x
   x = 301,600,081.69/19,922.27
6. Step 6: Final answer
   x = 15,138.84