Finding the Fourth Proportional to 110,288.72, 152,116.88 and 69,967.68

Step by Step Solution

1. Step 1: Write the proportion equation
   110,288.72 : 152,116.88 = 69,967.68 : x
2. Step 2: Convert to fraction form
   110,288.72/152,116.88 = 69,967.68/x
3. Step 3: Cross multiply
   110,288.72x = 152,116.88 × 69,967.68
4. Step 4: Simplify right side
   110,288.72x = 10,643,265,182.44
5. Step 5: Solve for x
   x = 10,643,265,182.44/110,288.72
6. Step 6: Final answer
   x = 96,503.66