Finding the Fourth Proportional to 243,443.42, 335,993.63 and 141,527.99

Step by Step Solution

1. Step 1: Write the proportion equation
   243,443.42 : 335,993.63 = 141,527.99 : x
2. Step 2: Convert to fraction form
   243,443.42/335,993.63 = 141,527.99/x
3. Step 3: Cross multiply
   243,443.42x = 335,993.63 × 141,527.99
4. Step 4: Simplify right side
   243,443.42x = 47,552,504,300.51
5. Step 5: Solve for x
   x = 47,552,504,300.51/243,443.42
6. Step 6: Final answer
   x = 195,332.88