Finding the Fourth Proportional to 283,061.40, 390,667.50 and 169,946.52

Step by Step Solution

1. Step 1: Write the proportion equation
   283,061.40 : 390,667.50 = 169,946.52 : x
2. Step 2: Convert to fraction form
   283,061.40/390,667.50 = 169,946.52/x
3. Step 3: Cross multiply
   283,061.40x = 390,667.50 × 169,946.52
4. Step 4: Simplify right side
   283,061.40x = 66,392,582,102.10
5. Step 5: Solve for x
   x = 66,392,582,102.10/283,061.40
6. Step 6: Final answer
   x = 234,551.87