Finding the Fourth Proportional to 194,415.94, 291,738.73 and 82,088.89

Step by Step Solution

1. Step 1: Write the proportion equation
   194,415.94 : 291,738.73 = 82,088.89 : x
2. Step 2: Convert to fraction form
   194,415.94/291,738.73 = 82,088.89/x
3. Step 3: Cross multiply
   194,415.94x = 291,738.73 × 82,088.89
4. Step 4: Simplify right side
   194,415.94x = 23,948,507,581.14
5. Step 5: Solve for x
   x = 23,948,507,581.14/194,415.94
6. Step 6: Final answer
   x = 123,181.81