Finding the Fourth Proportional to 52,722.15, 72,756.56 and 28,848.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,722.15 : 72,756.56 = 28,848.82 : x
2. Step 2: Convert to fraction form
   52,722.15/72,756.56 = 28,848.82/x
3. Step 3: Cross multiply
   52,722.15x = 72,756.56 × 28,848.82
4. Step 4: Simplify right side
   52,722.15x = 2,098,940,831.14
5. Step 5: Solve for x
   x = 2,098,940,831.14/52,722.15
6. Step 6: Final answer
   x = 39,811.37