Finding the Fourth Proportional to 141,819, 195,714.27 and 78,160.91

Step by Step Solution

1. Step 1: Write the proportion equation
   141,819 : 195,714.27 = 78,160.91 : x
2. Step 2: Convert to fraction form
   141,819/195,714.27 = 78,160.91/x
3. Step 3: Cross multiply
   141,819x = 195,714.27 × 78,160.91
4. Step 4: Simplify right side
   141,819x = 15,297,204,464.61
5. Step 5: Solve for x
   x = 15,297,204,464.61/141,819
6. Step 6: Final answer
   x = 107,864.28