Finding the Fourth Proportional to 188,279.70, 282,330.45 and 109,418.10

Step by Step Solution

1. Step 1: Write the proportion equation
   188,279.70 : 282,330.45 = 109,418.10 : x
2. Step 2: Convert to fraction form
   188,279.70/282,330.45 = 109,418.10/x
3. Step 3: Cross multiply
   188,279.70x = 282,330.45 × 109,418.10
4. Step 4: Simplify right side
   188,279.70x = 30,892,061,411.15
5. Step 5: Solve for x
   x = 30,892,061,411.15/188,279.70
6. Step 6: Final answer
   x = 164,075.37