Finding the Fourth Proportional to 175,870.27, 263,803.09 and 42,750.15

Step by Step Solution

1. Step 1: Write the proportion equation
   175,870.27 : 263,803.09 = 42,750.15 : x
2. Step 2: Convert to fraction form
   175,870.27/263,803.09 = 42,750.15/x
3. Step 3: Cross multiply
   175,870.27x = 263,803.09 × 42,750.15
4. Step 4: Simplify right side
   175,870.27x = 11,277,621,667.96
5. Step 5: Solve for x
   x = 11,277,621,667.96/175,870.27
6. Step 6: Final answer
   x = 64,124.66