Finding the Fourth Proportional to 141,973.48, 195,944.61 and 91,043.72

Step by Step Solution

1. Step 1: Write the proportion equation
   141,973.48 : 195,944.61 = 91,043.72 : x
2. Step 2: Convert to fraction form
   141,973.48/195,944.61 = 91,043.72/x
3. Step 3: Cross multiply
   141,973.48x = 195,944.61 × 91,043.72
4. Step 4: Simplify right side
   141,973.48x = 17,839,525,228.63
5. Step 5: Solve for x
   x = 17,839,525,228.63/141,973.48
6. Step 6: Final answer
   x = 125,653.93