Finding the Fourth Proportional to 146,479.72, 202,143.59 and 86,052.91

Step by Step Solution

1. Step 1: Write the proportion equation
   146,479.72 : 202,143.59 = 86,052.91 : x
2. Step 2: Convert to fraction form
   146,479.72/202,143.59 = 86,052.91/x
3. Step 3: Cross multiply
   146,479.72x = 202,143.59 × 86,052.91
4. Step 4: Simplify right side
   146,479.72x = 17,395,043,146.63
5. Step 5: Solve for x
   x = 17,395,043,146.63/146,479.72
6. Step 6: Final answer
   x = 118,753.94