Finding the Fourth Proportional to 140,151.44, 193,341.71 and 91,732.05

Step by Step Solution

1. Step 1: Write the proportion equation
   140,151.44 : 193,341.71 = 91,732.05 : x
2. Step 2: Convert to fraction form
   140,151.44/193,341.71 = 91,732.05/x
3. Step 3: Cross multiply
   140,151.44x = 193,341.71 × 91,732.05
4. Step 4: Simplify right side
   140,151.44x = 17,735,632,172.65
5. Step 5: Solve for x
   x = 17,735,632,172.65/140,151.44
6. Step 6: Final answer
   x = 126,546.20