Finding the Fourth Proportional to 34,682.22, 47,841.98 and 21,931.47

Step by Step Solution

1. Step 1: Write the proportion equation
   34,682.22 : 47,841.98 = 21,931.47 : x
2. Step 2: Convert to fraction form
   34,682.22/47,841.98 = 21,931.47/x
3. Step 3: Cross multiply
   34,682.22x = 47,841.98 × 21,931.47
4. Step 4: Simplify right side
   34,682.22x = 1,049,244,839.45
5. Step 5: Solve for x
   x = 1,049,244,839.45/34,682.22
6. Step 6: Final answer
   x = 30,253.10