Finding the Fourth Proportional to 142,714.88, 196,932.96 and 79,051.32

Step by Step Solution

1. Step 1: Write the proportion equation
   142,714.88 : 196,932.96 = 79,051.32 : x
2. Step 2: Convert to fraction form
   142,714.88/196,932.96 = 79,051.32/x
3. Step 3: Cross multiply
   142,714.88x = 196,932.96 × 79,051.32
4. Step 4: Simplify right side
   142,714.88x = 15,567,810,439.51
5. Step 5: Solve for x
   x = 15,567,810,439.51/142,714.88
6. Step 6: Final answer
   x = 109,083.30