Finding the Fourth Proportional to 303,061.31, 418,131.88 and 175,711.49

Step by Step Solution

1. Step 1: Write the proportion equation
   303,061.31 : 418,131.88 = 175,711.49 : x
2. Step 2: Convert to fraction form
   303,061.31/418,131.88 = 175,711.49/x
3. Step 3: Cross multiply
   303,061.31x = 418,131.88 × 175,711.49
4. Step 4: Simplify right side
   303,061.31x = 73,470,573,121.36
5. Step 5: Solve for x
   x = 73,470,573,121.36/303,061.31
6. Step 6: Final answer
   x = 242,428.09