Finding the Fourth Proportional to 17,911.86, 26,878.32 and 10,032.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,911.86 : 26,878.32 = 10,032.18 : x
2. Step 2: Convert to fraction form
   17,911.86/26,878.32 = 10,032.18/x
3. Step 3: Cross multiply
   17,911.86x = 26,878.32 × 10,032.18
4. Step 4: Simplify right side
   17,911.86x = 269,648,144.34
5. Step 5: Solve for x
   x = 269,648,144.34/17,911.86
6. Step 6: Final answer
   x = 15,054.17