Finding the Fourth Proportional to 142,771.58, 214,158.84 and 58,510.10

Step by Step Solution

1. Step 1: Write the proportion equation
   142,771.58 : 214,158.84 = 58,510.10 : x
2. Step 2: Convert to fraction form
   142,771.58/214,158.84 = 58,510.10/x
3. Step 3: Cross multiply
   142,771.58x = 214,158.84 × 58,510.10
4. Step 4: Simplify right side
   142,771.58x = 12,530,455,144.28
5. Step 5: Solve for x
   x = 12,530,455,144.28/142,771.58
6. Step 6: Final answer
   x = 87,765.75