Finding the Fourth Proportional to 142,024.52, 195,816.56 and 90,953.29

Step by Step Solution

1. Step 1: Write the proportion equation
   142,024.52 : 195,816.56 = 90,953.29 : x
2. Step 2: Convert to fraction form
   142,024.52/195,816.56 = 90,953.29/x
3. Step 3: Cross multiply
   142,024.52x = 195,816.56 × 90,953.29
4. Step 4: Simplify right side
   142,024.52x = 17,810,159,386.56
5. Step 5: Solve for x
   x = 17,810,159,386.56/142,024.52
6. Step 6: Final answer
   x = 125,402.00