Finding the Fourth Proportional to 32,861.15, 49,256.18 and 13,118.01

Step by Step Solution

1. Step 1: Write the proportion equation
   32,861.15 : 49,256.18 = 13,118.01 : x
2. Step 2: Convert to fraction form
   32,861.15/49,256.18 = 13,118.01/x
3. Step 3: Cross multiply
   32,861.15x = 49,256.18 × 13,118.01
4. Step 4: Simplify right side
   32,861.15x = 646,143,061.80
5. Step 5: Solve for x
   x = 646,143,061.80/32,861.15
6. Step 6: Final answer
   x = 19,662.83