Finding the Fourth Proportional to 142,896.51, 214,389.18 and 58,663.53

Step by Step Solution

1. Step 1: Write the proportion equation
   142,896.51 : 214,389.18 = 58,663.53 : x
2. Step 2: Convert to fraction form
   142,896.51/214,389.18 = 58,663.53/x
3. Step 3: Cross multiply
   142,896.51x = 214,389.18 × 58,663.53
4. Step 4: Simplify right side
   142,896.51x = 12,576,826,092.61
5. Step 5: Solve for x
   x = 12,576,826,092.61/142,896.51
6. Step 6: Final answer
   x = 88,013.53