Finding the Fourth Proportional to 153,042.56, 229,577.04 and 42,234.56

Step by Step Solution

1. Step 1: Write the proportion equation
   153,042.56 : 229,577.04 = 42,234.56 : x
2. Step 2: Convert to fraction form
   153,042.56/229,577.04 = 42,234.56/x
3. Step 3: Cross multiply
   153,042.56x = 229,577.04 × 42,234.56
4. Step 4: Simplify right side
   153,042.56x = 9,696,085,270.50
5. Step 5: Solve for x
   x = 9,696,085,270.50/153,042.56
6. Step 6: Final answer
   x = 63,355.48