Finding the Fourth Proportional to 293,105.16, 404,528.58 and 185,685.17

Step by Step Solution

1. Step 1: Write the proportion equation
   293,105.16 : 404,528.58 = 185,685.17 : x
2. Step 2: Convert to fraction form
   293,105.16/404,528.58 = 185,685.17/x
3. Step 3: Cross multiply
   293,105.16x = 404,528.58 × 185,685.17
4. Step 4: Simplify right side
   293,105.16x = 75,114,956,124.52
5. Step 5: Solve for x
   x = 75,114,956,124.52/293,105.16
6. Step 6: Final answer
   x = 256,273.06