Finding the Fourth Proportional to 110,300.72, 152,133.44 and 69,979.68

Step by Step Solution

1. Step 1: Write the proportion equation
   110,300.72 : 152,133.44 = 69,979.68 : x
2. Step 2: Convert to fraction form
   110,300.72/152,133.44 = 69,979.68/x
3. Step 3: Cross multiply
   110,300.72x = 152,133.44 × 69,979.68
4. Step 4: Simplify right side
   110,300.72x = 10,646,249,448.50
5. Step 5: Solve for x
   x = 10,646,249,448.50/110,300.72
6. Step 6: Final answer
   x = 96,520.22