Finding the Fourth Proportional to 52,818.72, 79,234.56 and 19,533.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,818.72 : 79,234.56 = 19,533.12 : x
2. Step 2: Convert to fraction form
   52,818.72/79,234.56 = 19,533.12/x
3. Step 3: Cross multiply
   52,818.72x = 79,234.56 × 19,533.12
4. Step 4: Simplify right side
   52,818.72x = 1,547,698,168.63
5. Step 5: Solve for x
   x = 1,547,698,168.63/52,818.72
6. Step 6: Final answer
   x = 29,302.08