Finding the Fourth Proportional to 52,578.72, 72,537.12 and 34,682.40

Step by Step Solution

1. Step 1: Write the proportion equation
   52,578.72 : 72,537.12 = 34,682.40 : x
2. Step 2: Convert to fraction form
   52,578.72/72,537.12 = 34,682.40/x
3. Step 3: Cross multiply
   52,578.72x = 72,537.12 × 34,682.40
4. Step 4: Simplify right side
   52,578.72x = 2,515,761,410.69
5. Step 5: Solve for x
   x = 2,515,761,410.69/52,578.72
6. Step 6: Final answer
   x = 47,847.52