Finding the Fourth Proportional to 144,175.34, 198,953.72 and 86,097.62

Step by Step Solution

1. Step 1: Write the proportion equation
   144,175.34 : 198,953.72 = 86,097.62 : x
2. Step 2: Convert to fraction form
   144,175.34/198,953.72 = 86,097.62/x
3. Step 3: Cross multiply
   144,175.34x = 198,953.72 × 86,097.62
4. Step 4: Simplify right side
   144,175.34x = 17,129,441,782.15
5. Step 5: Solve for x
   x = 17,129,441,782.15/144,175.34
6. Step 6: Final answer
   x = 118,809.79