Finding the Fourth Proportional to 272,429.59, 375,920.17 and 151,540.33

Step by Step Solution

1. Step 1: Write the proportion equation
   272,429.59 : 375,920.17 = 151,540.33 : x
2. Step 2: Convert to fraction form
   272,429.59/375,920.17 = 151,540.33/x
3. Step 3: Cross multiply
   272,429.59x = 375,920.17 × 151,540.33
4. Step 4: Simplify right side
   272,429.59x = 56,967,066,615.46
5. Step 5: Solve for x
   x = 56,967,066,615.46/272,429.59
6. Step 6: Final answer
   x = 209,107.49