Finding the Fourth Proportional to 290,039.33, 400,164.55 and 169,095.04

Step by Step Solution

1. Step 1: Write the proportion equation
   290,039.33 : 400,164.55 = 169,095.04 : x
2. Step 2: Convert to fraction form
   290,039.33/400,164.55 = 169,095.04/x
3. Step 3: Cross multiply
   290,039.33x = 400,164.55 × 169,095.04
4. Step 4: Simplify right side
   290,039.33x = 67,665,840,588.83
5. Step 5: Solve for x
   x = 67,665,840,588.83/290,039.33
6. Step 6: Final answer
   x = 233,298.84