Finding the Fourth Proportional to 216,664.27, 299,078.86 and 193,962.52

Step by Step Solution

1. Step 1: Write the proportion equation
   216,664.27 : 299,078.86 = 193,962.52 : x
2. Step 2: Convert to fraction form
   216,664.27/299,078.86 = 193,962.52/x
3. Step 3: Cross multiply
   216,664.27x = 299,078.86 × 193,962.52
4. Step 4: Simplify right side
   216,664.27x = 58,010,089,912.59
5. Step 5: Solve for x
   x = 58,010,089,912.59/216,664.27
6. Step 6: Final answer
   x = 267,741.84