Finding the Fourth Proportional to 142,825.56, 214,188.96 and 58,561.80

Step by Step Solution

1. Step 1: Write the proportion equation
   142,825.56 : 214,188.96 = 58,561.80 : x
2. Step 2: Convert to fraction form
   142,825.56/214,188.96 = 58,561.80/x
3. Step 3: Cross multiply
   142,825.56x = 214,188.96 × 58,561.80
4. Step 4: Simplify right side
   142,825.56x = 12,543,291,037.73
5. Step 5: Solve for x
   x = 12,543,291,037.73/142,825.56
6. Step 6: Final answer
   x = 87,822.45