Finding the Fourth Proportional to 231,392.71, 347,132.50 and 105,041.82

Step by Step Solution

1. Step 1: Write the proportion equation
   231,392.71 : 347,132.50 = 105,041.82 : x
2. Step 2: Convert to fraction form
   231,392.71/347,132.50 = 105,041.82/x
3. Step 3: Cross multiply
   231,392.71x = 347,132.50 × 105,041.82
4. Step 4: Simplify right side
   231,392.71x = 36,463,429,581.15
5. Step 5: Solve for x
   x = 36,463,429,581.15/231,392.71
6. Step 6: Final answer
   x = 157,582.45