Finding the Fourth Proportional to 52,485.72, 72,389.34 and 33,624.60

Step by Step Solution

1. Step 1: Write the proportion equation
   52,485.72 : 72,389.34 = 33,624.60 : x
2. Step 2: Convert to fraction form
   52,485.72/72,389.34 = 33,624.60/x
3. Step 3: Cross multiply
   52,485.72x = 72,389.34 × 33,624.60
4. Step 4: Simplify right side
   52,485.72x = 2,434,062,601.76
5. Step 5: Solve for x
   x = 2,434,062,601.76/52,485.72
6. Step 6: Final answer
   x = 46,375.71