Finding the Fourth Proportional to 223,923.83, 309,078.45 and 147,498.71

Step by Step Solution

1. Step 1: Write the proportion equation
   223,923.83 : 309,078.45 = 147,498.71 : x
2. Step 2: Convert to fraction form
   223,923.83/309,078.45 = 147,498.71/x
3. Step 3: Cross multiply
   223,923.83x = 309,078.45 × 147,498.71
4. Step 4: Simplify right side
   223,923.83x = 45,588,671,118.41
5. Step 5: Solve for x
   x = 45,588,671,118.41/223,923.83
6. Step 6: Final answer
   x = 203,590.09