Finding the Fourth Proportional to 32,847.21, 49,294.59 and 13,131.42

Step by Step Solution

1. Step 1: Write the proportion equation
   32,847.21 : 49,294.59 = 13,131.42 : x
2. Step 2: Convert to fraction form
   32,847.21/49,294.59 = 13,131.42/x
3. Step 3: Cross multiply
   32,847.21x = 49,294.59 × 13,131.42
4. Step 4: Simplify right side
   32,847.21x = 647,307,965.02
5. Step 5: Solve for x
   x = 647,307,965.02/32,847.21
6. Step 6: Final answer
   x = 19,706.63