Finding the Fourth Proportional to 236,812.22, 326,796.72 and 129,379.52

Step by Step Solution

1. Step 1: Write the proportion equation
   236,812.22 : 326,796.72 = 129,379.52 : x
2. Step 2: Convert to fraction form
   236,812.22/326,796.72 = 129,379.52/x
3. Step 3: Cross multiply
   236,812.22x = 326,796.72 × 129,379.52
4. Step 4: Simplify right side
   236,812.22x = 42,280,802,771.17
5. Step 5: Solve for x
   x = 42,280,802,771.17/236,812.22
6. Step 6: Final answer
   x = 178,541.47