Finding the Fourth Proportional to 272,447.72, 375,948.42 and 151,569.80

Step by Step Solution

1. Step 1: Write the proportion equation
   272,447.72 : 375,948.42 = 151,569.80 : x
2. Step 2: Convert to fraction form
   272,447.72/375,948.42 = 151,569.80/x
3. Step 3: Cross multiply
   272,447.72x = 375,948.42 × 151,569.80
4. Step 4: Simplify right side
   272,447.72x = 56,982,426,829.72
5. Step 5: Solve for x
   x = 56,982,426,829.72/272,447.72
6. Step 6: Final answer
   x = 209,149.95