Finding the Fourth Proportional to 309,147, 426,622.86 and 175,011

Step by Step Solution

1. Step 1: Write the proportion equation
   309,147 : 426,622.86 = 175,011 : x
2. Step 2: Convert to fraction form
   309,147/426,622.86 = 175,011/x
3. Step 3: Cross multiply
   309,147x = 426,622.86 × 175,011
4. Step 4: Simplify right side
   309,147x = 74,663,693,351.46
5. Step 5: Solve for x
   x = 74,663,693,351.46/309,147
6. Step 6: Final answer
   x = 241,515.18