Finding the Fourth Proportional to 314,784.42, 434,389.86 and 171,541.41

Step by Step Solution

1. Step 1: Write the proportion equation
   314,784.42 : 434,389.86 = 171,541.41 : x
2. Step 2: Convert to fraction form
   314,784.42/434,389.86 = 171,541.41/x
3. Step 3: Cross multiply
   314,784.42x = 434,389.86 × 171,541.41
4. Step 4: Simplify right side
   314,784.42x = 74,515,849,074.10
5. Step 5: Solve for x
   x = 74,515,849,074.10/314,784.42
6. Step 6: Final answer
   x = 236,720.26