Finding the Fourth Proportional to 125,449.56, 188,174.88 and 42,401.88

Step by Step Solution

1. Step 1: Write the proportion equation
   125,449.56 : 188,174.88 = 42,401.88 : x
2. Step 2: Convert to fraction form
   125,449.56/188,174.88 = 42,401.88/x
3. Step 3: Cross multiply
   125,449.56x = 188,174.88 × 42,401.88
4. Step 4: Simplify right side
   125,449.56x = 7,978,968,680.77
5. Step 5: Solve for x
   x = 7,978,968,680.77/125,449.56
6. Step 6: Final answer
   x = 63,603.00