Finding the Fourth Proportional to 52,103.16, 71,898 and 30,590.64

Step by Step Solution

1. Step 1: Write the proportion equation
   52,103.16 : 71,898 = 30,590.64 : x
2. Step 2: Convert to fraction form
   52,103.16/71,898 = 30,590.64/x
3. Step 3: Cross multiply
   52,103.16x = 71,898 × 30,590.64
4. Step 4: Simplify right side
   52,103.16x = 2,199,405,834.72
5. Step 5: Solve for x
   x = 2,199,405,834.72/52,103.16
6. Step 6: Final answer
   x = 42,212.52