Finding the Fourth Proportional to 314,736.19, 472,243.83 and 164,940.86

Step by Step Solution

1. Step 1: Write the proportion equation
   314,736.19 : 472,243.83 = 164,940.86 : x
2. Step 2: Convert to fraction form
   314,736.19/472,243.83 = 164,940.86/x
3. Step 3: Cross multiply
   314,736.19x = 472,243.83 × 164,940.86
4. Step 4: Simplify right side
   314,736.19x = 77,892,303,449.89
5. Step 5: Solve for x
   x = 77,892,303,449.89/314,736.19
6. Step 6: Final answer
   x = 247,484.42