Finding the Fourth Proportional to 142,884.42, 214,311.45 and 58,653.42

Step by Step Solution

1. Step 1: Write the proportion equation
   142,884.42 : 214,311.45 = 58,653.42 : x
2. Step 2: Convert to fraction form
   142,884.42/214,311.45 = 58,653.42/x
3. Step 3: Cross multiply
   142,884.42x = 214,311.45 × 58,653.42
4. Step 4: Simplify right side
   142,884.42x = 12,570,099,487.66
5. Step 5: Solve for x
   x = 12,570,099,487.66/142,884.42
6. Step 6: Final answer
   x = 87,973.90