Finding the Fourth Proportional to 175,404.72, 263,084.28 and 70,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   175,404.72 : 263,084.28 = 70,224.72 : x
2. Step 2: Convert to fraction form
   175,404.72/263,084.28 = 70,224.72/x
3. Step 3: Cross multiply
   175,404.72x = 263,084.28 × 70,224.72
4. Step 4: Simplify right side
   175,404.72x = 18,475,019,899.40
5. Step 5: Solve for x
   x = 18,475,019,899.40/175,404.72
6. Step 6: Final answer
   x = 105,327.95