Finding the Fourth Proportional to 19,492.72, 26,878.78 and 12,410.08

Step by Step Solution

1. Step 1: Write the proportion equation
   19,492.72 : 26,878.78 = 12,410.08 : x
2. Step 2: Convert to fraction form
   19,492.72/26,878.78 = 12,410.08/x
3. Step 3: Cross multiply
   19,492.72x = 26,878.78 × 12,410.08
4. Step 4: Simplify right side
   19,492.72x = 333,567,810.10
5. Step 5: Solve for x
   x = 333,567,810.10/19,492.72
6. Step 6: Final answer
   x = 17,112.43