Finding the Fourth Proportional to 322,943.69, 484,448.57 and 123,432.01

Step by Step Solution

1. Step 1: Write the proportion equation
   322,943.69 : 484,448.57 = 123,432.01 : x
2. Step 2: Convert to fraction form
   322,943.69/484,448.57 = 123,432.01/x
3. Step 3: Cross multiply
   322,943.69x = 484,448.57 × 123,432.01
4. Step 4: Simplify right side
   322,943.69x = 59,796,457,697.32
5. Step 5: Solve for x
   x = 59,796,457,697.32/322,943.69
6. Step 6: Final answer
   x = 185,160.63