Finding the Fourth Proportional to 146,308.82, 201,899.52 and 91,889.10

Step by Step Solution

1. Step 1: Write the proportion equation
   146,308.82 : 201,899.52 = 91,889.10 : x
2. Step 2: Convert to fraction form
   146,308.82/201,899.52 = 91,889.10/x
3. Step 3: Cross multiply
   146,308.82x = 201,899.52 × 91,889.10
4. Step 4: Simplify right side
   146,308.82x = 18,552,365,183.23
5. Step 5: Solve for x
   x = 18,552,365,183.23/146,308.82
6. Step 6: Final answer
   x = 126,802.78