Finding the Fourth Proportional to 30,522.11, 42,123.98 and 18,592.43

Step by Step Solution

1. Step 1: Write the proportion equation
   30,522.11 : 42,123.98 = 18,592.43 : x
2. Step 2: Convert to fraction form
   30,522.11/42,123.98 = 18,592.43/x
3. Step 3: Cross multiply
   30,522.11x = 42,123.98 × 18,592.43
4. Step 4: Simplify right side
   30,522.11x = 783,186,985.33
5. Step 5: Solve for x
   x = 783,186,985.33/30,522.11
6. Step 6: Final answer
   x = 25,659.66