Finding the Fourth Proportional to 67,455.78, 101,188.56 and 25,902.78

Step by Step Solution

1. Step 1: Write the proportion equation
   67,455.78 : 101,188.56 = 25,902.78 : x
2. Step 2: Convert to fraction form
   67,455.78/101,188.56 = 25,902.78/x
3. Step 3: Cross multiply
   67,455.78x = 101,188.56 × 25,902.78
4. Step 4: Simplify right side
   67,455.78x = 2,621,065,008.20
5. Step 5: Solve for x
   x = 2,621,065,008.20/67,455.78
6. Step 6: Final answer
   x = 38,856.05