Finding the Fourth Proportional to 47,255.76, 70,892.96 and 13,522.10

Step by Step Solution

1. Step 1: Write the proportion equation
   47,255.76 : 70,892.96 = 13,522.10 : x
2. Step 2: Convert to fraction form
   47,255.76/70,892.96 = 13,522.10/x
3. Step 3: Cross multiply
   47,255.76x = 70,892.96 × 13,522.10
4. Step 4: Simplify right side
   47,255.76x = 958,621,272.34
5. Step 5: Solve for x
   x = 958,621,272.34/47,255.76
6. Step 6: Final answer
   x = 20,285.81