Finding the Fourth Proportional to 142,967.16, 197,290.86 and 82,535.76

Step by Step Solution

1. Step 1: Write the proportion equation
   142,967.16 : 197,290.86 = 82,535.76 : x
2. Step 2: Convert to fraction form
   142,967.16/197,290.86 = 82,535.76/x
3. Step 3: Cross multiply
   142,967.16x = 197,290.86 × 82,535.76
4. Step 4: Simplify right side
   142,967.16x = 16,283,551,071.15
5. Step 5: Solve for x
   x = 16,283,551,071.15/142,967.16
6. Step 6: Final answer
   x = 113,897.14