Finding the Fourth Proportional to 142,595.07, 196,802.31 and 82,154.22

Step by Step Solution

1. Step 1: Write the proportion equation
   142,595.07 : 196,802.31 = 82,154.22 : x
2. Step 2: Convert to fraction form
   142,595.07/196,802.31 = 82,154.22/x
3. Step 3: Cross multiply
   142,595.07x = 196,802.31 × 82,154.22
4. Step 4: Simplify right side
   142,595.07x = 16,168,140,272.25
5. Step 5: Solve for x
   x = 16,168,140,272.25/142,595.07
6. Step 6: Final answer
   x = 113,384.99