Finding the Fourth Proportional to 272,131.86, 375,411.33 and 234,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   272,131.86 : 375,411.33 = 234,340.50 : x
2. Step 2: Convert to fraction form
   272,131.86/375,411.33 = 234,340.50/x
3. Step 3: Cross multiply
   272,131.86x = 375,411.33 × 234,340.50
4. Step 4: Simplify right side
   272,131.86x = 87,974,078,777.87
5. Step 5: Solve for x
   x = 87,974,078,777.87/272,131.86
6. Step 6: Final answer
   x = 323,277.39