Finding the Fourth Proportional to 108,674.56, 163,002.88 and 76,953.60

Step by Step Solution

1. Step 1: Write the proportion equation
   108,674.56 : 163,002.88 = 76,953.60 : x
2. Step 2: Convert to fraction form
   108,674.56/163,002.88 = 76,953.60/x
3. Step 3: Cross multiply
   108,674.56x = 163,002.88 × 76,953.60
4. Step 4: Simplify right side
   108,674.56x = 12,543,658,426.37
5. Step 5: Solve for x
   x = 12,543,658,426.37/108,674.56
6. Step 6: Final answer
   x = 115,424.06