Finding the Fourth Proportional to 52,594.62, 78,929.98 and 20,578.42

Step by Step Solution

1. Step 1: Write the proportion equation
   52,594.62 : 78,929.98 = 20,578.42 : x
2. Step 2: Convert to fraction form
   52,594.62/78,929.98 = 20,578.42/x
3. Step 3: Cross multiply
   52,594.62x = 78,929.98 × 20,578.42
4. Step 4: Simplify right side
   52,594.62x = 1,624,254,279.03
5. Step 5: Solve for x
   x = 1,624,254,279.03/52,594.62
6. Step 6: Final answer
   x = 30,882.52