Finding the Fourth Proportional to 52,404.06, 72,317.49 and 28,530.53

Step by Step Solution

1. Step 1: Write the proportion equation
   52,404.06 : 72,317.49 = 28,530.53 : x
2. Step 2: Convert to fraction form
   52,404.06/72,317.49 = 28,530.53/x
3. Step 3: Cross multiply
   52,404.06x = 72,317.49 × 28,530.53
4. Step 4: Simplify right side
   52,404.06x = 2,063,255,956.38
5. Step 5: Solve for x
   x = 2,063,255,956.38/52,404.06
6. Step 6: Final answer
   x = 39,372.06