Finding the Fourth Proportional to 101,831.32, 152,806.46 and 42,662.04

Step by Step Solution

1. Step 1: Write the proportion equation
   101,831.32 : 152,806.46 = 42,662.04 : x
2. Step 2: Convert to fraction form
   101,831.32/152,806.46 = 42,662.04/x
3. Step 3: Cross multiply
   101,831.32x = 152,806.46 × 42,662.04
4. Step 4: Simplify right side
   101,831.32x = 6,519,035,308.78
5. Step 5: Solve for x
   x = 6,519,035,308.78/101,831.32
6. Step 6: Final answer
   x = 64,017.98