Finding the Fourth Proportional to 63,015.40, 86,960.28 and 34,722.10

Step by Step Solution

1. Step 1: Write the proportion equation
   63,015.40 : 86,960.28 = 34,722.10 : x
2. Step 2: Convert to fraction form
   63,015.40/86,960.28 = 34,722.10/x
3. Step 3: Cross multiply
   63,015.40x = 86,960.28 × 34,722.10
4. Step 4: Simplify right side
   63,015.40x = 3,019,443,538.19
5. Step 5: Solve for x
   x = 3,019,443,538.19/63,015.40
6. Step 6: Final answer
   x = 47,915.96