Finding the Fourth Proportional to 279,141.61, 385,051.06 and 175,610.86

Step by Step Solution

1. Step 1: Write the proportion equation
   279,141.61 : 385,051.06 = 175,610.86 : x
2. Step 2: Convert to fraction form
   279,141.61/385,051.06 = 175,610.86/x
3. Step 3: Cross multiply
   279,141.61x = 385,051.06 × 175,610.86
4. Step 4: Simplify right side
   279,141.61x = 67,619,147,790.51
5. Step 5: Solve for x
   x = 67,619,147,790.51/279,141.61
6. Step 6: Final answer
   x = 242,239.59