Finding the Fourth Proportional to 52,404.52, 72,316.86 and 28,530.67

Step by Step Solution

1. Step 1: Write the proportion equation
   52,404.52 : 72,316.86 = 28,530.67 : x
2. Step 2: Convert to fraction form
   52,404.52/72,316.86 = 28,530.67/x
3. Step 3: Cross multiply
   52,404.52x = 72,316.86 × 28,530.67
4. Step 4: Simplify right side
   52,404.52x = 2,063,248,468.10
5. Step 5: Solve for x
   x = 2,063,248,468.10/52,404.52
6. Step 6: Final answer
   x = 39,371.57