Finding the Fourth Proportional to 72,234.27, 108,280.32 and 42,210.41

Step by Step Solution

1. Step 1: Write the proportion equation
   72,234.27 : 108,280.32 = 42,210.41 : x
2. Step 2: Convert to fraction form
   72,234.27/108,280.32 = 42,210.41/x
3. Step 3: Cross multiply
   72,234.27x = 108,280.32 × 42,210.41
4. Step 4: Simplify right side
   72,234.27x = 4,570,556,702.13
5. Step 5: Solve for x
   x = 4,570,556,702.13/72,234.27
6. Step 6: Final answer
   x = 63,274.08