Finding the Fourth Proportional to 142,412.04, 213,618.06 and 58,211.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,412.04 : 213,618.06 = 58,211.82 : x
2. Step 2: Convert to fraction form
   142,412.04/213,618.06 = 58,211.82/x
3. Step 3: Cross multiply
   142,412.04x = 213,618.06 × 58,211.82
4. Step 4: Simplify right side
   142,412.04x = 12,435,096,057.47
5. Step 5: Solve for x
   x = 12,435,096,057.47/142,412.04
6. Step 6: Final answer
   x = 87,317.73