Finding the Fourth Proportional to 52,949.34, 79,436.16 and 21,784.59

Step by Step Solution

1. Step 1: Write the proportion equation
   52,949.34 : 79,436.16 = 21,784.59 : x
2. Step 2: Convert to fraction form
   52,949.34/79,436.16 = 21,784.59/x
3. Step 3: Cross multiply
   52,949.34x = 79,436.16 × 21,784.59
4. Step 4: Simplify right side
   52,949.34x = 1,730,484,176.77
5. Step 5: Solve for x
   x = 1,730,484,176.77/52,949.34
6. Step 6: Final answer
   x = 32,681.88