Finding the Fourth Proportional to 194,796.04, 291,972.60 and 82,406.12

Step by Step Solution

1. Step 1: Write the proportion equation
   194,796.04 : 291,972.60 = 82,406.12 : x
2. Step 2: Convert to fraction form
   194,796.04/291,972.60 = 82,406.12/x
3. Step 3: Cross multiply
   194,796.04x = 291,972.60 × 82,406.12
4. Step 4: Simplify right side
   194,796.04x = 24,060,329,112.31
5. Step 5: Solve for x
   x = 24,060,329,112.31/194,796.04
6. Step 6: Final answer
   x = 123,515.49