Finding the Fourth Proportional to 175,462.72, 242,123.82 and 103,830.28

Step by Step Solution

1. Step 1: Write the proportion equation
   175,462.72 : 242,123.82 = 103,830.28 : x
2. Step 2: Convert to fraction form
   175,462.72/242,123.82 = 103,830.28/x
3. Step 3: Cross multiply
   175,462.72x = 242,123.82 × 103,830.28
4. Step 4: Simplify right side
   175,462.72x = 25,139,784,025.27
5. Step 5: Solve for x
   x = 25,139,784,025.27/175,462.72
6. Step 6: Final answer
   x = 143,277.07