Finding the Fourth Proportional to 19,196.20, 26,492.91 and 10,699.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,196.20 : 26,492.91 = 10,699.10 : x
2. Step 2: Convert to fraction form
   19,196.20/26,492.91 = 10,699.10/x
3. Step 3: Cross multiply
   19,196.20x = 26,492.91 × 10,699.10
4. Step 4: Simplify right side
   19,196.20x = 283,450,302.54
5. Step 5: Solve for x
   x = 283,450,302.54/19,196.20
6. Step 6: Final answer
   x = 14,765.96