Finding the Fourth Proportional to 134,498.03, 185,408.12 and 86,092.83

Step by Step Solution

1. Step 1: Write the proportion equation
   134,498.03 : 185,408.12 = 86,092.83 : x
2. Step 2: Convert to fraction form
   134,498.03/185,408.12 = 86,092.83/x
3. Step 3: Cross multiply
   134,498.03x = 185,408.12 × 86,092.83
4. Step 4: Simplify right side
   134,498.03x = 15,962,309,971.01
5. Step 5: Solve for x
   x = 15,962,309,971.01/134,498.03
6. Step 6: Final answer
   x = 118,680.63