Finding the Fourth Proportional to 67,860.72, 93,666.96 and 47,722.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67,860.72 : 93,666.96 = 47,722.32 : x
2. Step 2: Convert to fraction form
   67,860.72/93,666.96 = 47,722.32/x
3. Step 3: Cross multiply
   67,860.72x = 93,666.96 × 47,722.32
4. Step 4: Simplify right side
   67,860.72x = 4,470,004,638.55
5. Step 5: Solve for x
   x = 4,470,004,638.55/67,860.72
6. Step 6: Final answer
   x = 65,870.28