Finding the Fourth Proportional to 52,293.27, 72,165.27 and 28,419.95

Step by Step Solution

1. Step 1: Write the proportion equation
   52,293.27 : 72,165.27 = 28,419.95 : x
2. Step 2: Convert to fraction form
   52,293.27/72,165.27 = 28,419.95/x
3. Step 3: Cross multiply
   52,293.27x = 72,165.27 × 28,419.95
4. Step 4: Simplify right side
   52,293.27x = 2,050,933,004.31
5. Step 5: Solve for x
   x = 2,050,933,004.31/52,293.27
6. Step 6: Final answer
   x = 39,219.83