Finding the Fourth Proportional to 60,970.82, 91,472.69 and 25,420.37

Step by Step Solution

1. Step 1: Write the proportion equation
   60,970.82 : 91,472.69 = 25,420.37 : x
2. Step 2: Convert to fraction form
   60,970.82/91,472.69 = 25,420.37/x
3. Step 3: Cross multiply
   60,970.82x = 91,472.69 × 25,420.37
4. Step 4: Simplify right side
   60,970.82x = 2,325,269,040.23
5. Step 5: Solve for x
   x = 2,325,269,040.23/60,970.82
6. Step 6: Final answer
   x = 38,137.41