Finding the Fourth Proportional to 72,707.48, 108,886.18 and 49,262.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,707.48 : 108,886.18 = 49,262.84 : x
2. Step 2: Convert to fraction form
   72,707.48/108,886.18 = 49,262.84/x
3. Step 3: Cross multiply
   72,707.48x = 108,886.18 × 49,262.84
4. Step 4: Simplify right side
   72,707.48x = 5,364,042,463.55
5. Step 5: Solve for x
   x = 5,364,042,463.55/72,707.48
6. Step 6: Final answer
   x = 73,775.66