Finding the Fourth Proportional to 142,564, 196,738.32 and 82,948

Step by Step Solution

1. Step 1: Write the proportion equation
   142,564 : 196,738.32 = 82,948 : x
2. Step 2: Convert to fraction form
   142,564/196,738.32 = 82,948/x
3. Step 3: Cross multiply
   142,564x = 196,738.32 × 82,948
4. Step 4: Simplify right side
   142,564x = 16,319,050,167.36
5. Step 5: Solve for x
   x = 16,319,050,167.36/142,564
6. Step 6: Final answer
   x = 114,468.24