Finding the Fourth Proportional to 19,131.59, 26,401.43 and 10,633.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,131.59 : 26,401.43 = 10,633.50 : x
2. Step 2: Convert to fraction form
   19,131.59/26,401.43 = 10,633.50/x
3. Step 3: Cross multiply
   19,131.59x = 26,401.43 × 10,633.50
4. Step 4: Simplify right side
   19,131.59x = 280,739,486.72
5. Step 5: Solve for x
   x = 280,739,486.72/19,131.59
6. Step 6: Final answer
   x = 14,674.13