Finding the Fourth Proportional to 194,500.48, 291,781.86 and 82,181.79

Step by Step Solution

1. Step 1: Write the proportion equation
   194,500.48 : 291,781.86 = 82,181.79 : x
2. Step 2: Convert to fraction form
   194,500.48/291,781.86 = 82,181.79/x
3. Step 3: Cross multiply
   194,500.48x = 291,781.86 × 82,181.79
4. Step 4: Simplify right side
   194,500.48x = 23,979,155,544.33
5. Step 5: Solve for x
   x = 23,979,155,544.33/194,500.48
6. Step 6: Final answer
   x = 123,285.84