Finding the Fourth Proportional to 32,742.48, 49,142.86 and 15,222.18

Step by Step Solution

1. Step 1: Write the proportion equation
   32,742.48 : 49,142.86 = 15,222.18 : x
2. Step 2: Convert to fraction form
   32,742.48/49,142.86 = 15,222.18/x
3. Step 3: Cross multiply
   32,742.48x = 49,142.86 × 15,222.18
4. Step 4: Simplify right side
   32,742.48x = 748,061,460.63
5. Step 5: Solve for x
   x = 748,061,460.63/32,742.48
6. Step 6: Final answer
   x = 22,846.82