Finding the Fourth Proportional to 52,445.88, 72,365.33 and 30,942.41

Step by Step Solution

1. Step 1: Write the proportion equation
   52,445.88 : 72,365.33 = 30,942.41 : x
2. Step 2: Convert to fraction form
   52,445.88/72,365.33 = 30,942.41/x
3. Step 3: Cross multiply
   52,445.88x = 72,365.33 × 30,942.41
4. Step 4: Simplify right side
   52,445.88x = 2,239,157,426.17
5. Step 5: Solve for x
   x = 2,239,157,426.17/52,445.88
6. Step 6: Final answer
   x = 42,694.63