Finding the Fourth Proportional to 190,108.83, 262,408.59 and 109,590.18

Step by Step Solution

1. Step 1: Write the proportion equation
   190,108.83 : 262,408.59 = 109,590.18 : x
2. Step 2: Convert to fraction form
   190,108.83/262,408.59 = 109,590.18/x
3. Step 3: Cross multiply
   190,108.83x = 262,408.59 × 109,590.18
4. Step 4: Simplify right side
   190,108.83x = 28,757,404,611.65
5. Step 5: Solve for x
   x = 28,757,404,611.65/190,108.83
6. Step 6: Final answer
   x = 151,268.12