Finding the Fourth Proportional to 148,002.36, 222,039.98 and 42,831.96

Step by Step Solution

1. Step 1: Write the proportion equation
   148,002.36 : 222,039.98 = 42,831.96 : x
2. Step 2: Convert to fraction form
   148,002.36/222,039.98 = 42,831.96/x
3. Step 3: Cross multiply
   148,002.36x = 222,039.98 × 42,831.96
4. Step 4: Simplify right side
   148,002.36x = 9,510,406,896.50
5. Step 5: Solve for x
   x = 9,510,406,896.50/148,002.36
6. Step 6: Final answer
   x = 64,258.48