Finding the Fourth Proportional to 86,729.79, 119,685.56 and 49,003.23

Step by Step Solution

1. Step 1: Write the proportion equation
   86,729.79 : 119,685.56 = 49,003.23 : x
2. Step 2: Convert to fraction form
   86,729.79/119,685.56 = 49,003.23/x
3. Step 3: Cross multiply
   86,729.79x = 119,685.56 × 49,003.23
4. Step 4: Simplify right side
   86,729.79x = 5,864,978,779.34
5. Step 5: Solve for x
   x = 5,864,978,779.34/86,729.79
6. Step 6: Final answer
   x = 67,623.58