Finding the Fourth Proportional to 72,411.09, 108,614.53 and 48,873.43

Step by Step Solution

1. Step 1: Write the proportion equation
   72,411.09 : 108,614.53 = 48,873.43 : x
2. Step 2: Convert to fraction form
   72,411.09/108,614.53 = 48,873.43/x
3. Step 3: Cross multiply
   72,411.09x = 108,614.53 × 48,873.43
4. Step 4: Simplify right side
   72,411.09x = 5,308,364,628.94
5. Step 5: Solve for x
   x = 5,308,364,628.94/72,411.09
6. Step 6: Final answer
   x = 73,308.72