Finding the Fourth Proportional to 142,126.56, 213,190.56 and 59,020.56

Step by Step Solution

1. Step 1: Write the proportion equation
   142,126.56 : 213,190.56 = 59,020.56 : x
2. Step 2: Convert to fraction form
   142,126.56/213,190.56 = 59,020.56/x
3. Step 3: Cross multiply
   142,126.56x = 213,190.56 × 59,020.56
4. Step 4: Simplify right side
   142,126.56x = 12,582,626,237.91
5. Step 5: Solve for x
   x = 12,582,626,237.91/142,126.56
6. Step 6: Final answer
   x = 88,531.14