Finding the Fourth Proportional to 90,196.55, 124,369.37 and 67,462.68

Step by Step Solution

1. Step 1: Write the proportion equation
   90,196.55 : 124,369.37 = 67,462.68 : x
2. Step 2: Convert to fraction form
   90,196.55/124,369.37 = 67,462.68/x
3. Step 3: Cross multiply
   90,196.55x = 124,369.37 × 67,462.68
4. Step 4: Simplify right side
   90,196.55x = 8,390,291,010.11
5. Step 5: Solve for x
   x = 8,390,291,010.11/90,196.55
6. Step 6: Final answer
   x = 93,022.31