Finding the Fourth Proportional to 118,024.80, 162,498.06 and 109,976.64

Step by Step Solution

1. Step 1: Write the proportion equation
   118,024.80 : 162,498.06 = 109,976.64 : x
2. Step 2: Convert to fraction form
   118,024.80/162,498.06 = 109,976.64/x
3. Step 3: Cross multiply
   118,024.80x = 162,498.06 × 109,976.64
4. Step 4: Simplify right side
   118,024.80x = 17,870,990,645.32
5. Step 5: Solve for x
   x = 17,870,990,645.32/118,024.80
6. Step 6: Final answer
   x = 151,417.25