Finding the Fourth Proportional to 590,238.32, 885,365.38 and 185,417.34

Step by Step Solution

1. Step 1: Write the proportion equation
   590,238.32 : 885,365.38 = 185,417.34 : x
2. Step 2: Convert to fraction form
   590,238.32/885,365.38 = 185,417.34/x
3. Step 3: Cross multiply
   590,238.32x = 885,365.38 × 185,417.34
4. Step 4: Simplify right side
   590,238.32x = 164,162,093,687.69
5. Step 5: Solve for x
   x = 164,162,093,687.69/590,238.32
6. Step 6: Final answer
   x = 278,128.49