Finding the Fourth Proportional to 190,223.32, 285,140.56 and 123,796.84

Step by Step Solution

1. Step 1: Write the proportion equation
   190,223.32 : 285,140.56 = 123,796.84 : x
2. Step 2: Convert to fraction form
   190,223.32/285,140.56 = 123,796.84/x
3. Step 3: Cross multiply
   190,223.32x = 285,140.56 × 123,796.84
4. Step 4: Simplify right side
   190,223.32x = 35,299,500,283.83
5. Step 5: Solve for x
   x = 35,299,500,283.83/190,223.32
6. Step 6: Final answer
   x = 185,568.73