Finding the Fourth Proportional to 190,105.83, 262,404.45 and 109,587.18

Step by Step Solution

1. Step 1: Write the proportion equation
   190,105.83 : 262,404.45 = 109,587.18 : x
2. Step 2: Convert to fraction form
   190,105.83/262,404.45 = 109,587.18/x
3. Step 3: Cross multiply
   190,105.83x = 262,404.45 × 109,587.18
4. Step 4: Simplify right side
   190,105.83x = 28,756,163,694.95
5. Step 5: Solve for x
   x = 28,756,163,694.95/190,105.83
6. Step 6: Final answer
   x = 151,263.98