Finding the Fourth Proportional to 175,499.34, 242,174.25 and 103,866.72

Step by Step Solution

1. Step 1: Write the proportion equation
   175,499.34 : 242,174.25 = 103,866.72 : x
2. Step 2: Convert to fraction form
   175,499.34/242,174.25 = 103,866.72/x
3. Step 3: Cross multiply
   175,499.34x = 242,174.25 × 103,866.72
4. Step 4: Simplify right side
   175,499.34x = 25,153,845,015.96
5. Step 5: Solve for x
   x = 25,153,845,015.96/175,499.34
6. Step 6: Final answer
   x = 143,327.29