Finding the Fourth Proportional to 303,061.71, 418,196.61 and 175,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,061.71 : 418,196.61 = 175,723.50 : x
2. Step 2: Convert to fraction form
   303,061.71/418,196.61 = 175,723.50/x
3. Step 3: Cross multiply
   303,061.71x = 418,196.61 × 175,723.50
4. Step 4: Simplify right side
   303,061.71x = 73,486,971,997.34
5. Step 5: Solve for x
   x = 73,486,971,997.34/303,061.71
6. Step 6: Final answer
   x = 242,481.88