Finding the Fourth Proportional to 142,793.28, 214,119.94 and 58,530.53

Step by Step Solution

1. Step 1: Write the proportion equation
   142,793.28 : 214,119.94 = 58,530.53 : x
2. Step 2: Convert to fraction form
   142,793.28/214,119.94 = 58,530.53/x
3. Step 3: Cross multiply
   142,793.28x = 214,119.94 × 58,530.53
4. Step 4: Simplify right side
   142,793.28x = 12,532,552,501.17
5. Step 5: Solve for x
   x = 12,532,552,501.17/142,793.28
6. Step 6: Final answer
   x = 87,767.10