Finding the Fourth Proportional to 158,855.69, 238,338.21 and 99,622.01

Step by Step Solution

1. Step 1: Write the proportion equation
   158,855.69 : 238,338.21 = 99,622.01 : x
2. Step 2: Convert to fraction form
   158,855.69/238,338.21 = 99,622.01/x
3. Step 3: Cross multiply
   158,855.69x = 238,338.21 × 99,622.01
4. Step 4: Simplify right side
   158,855.69x = 23,743,730,348.31
5. Step 5: Solve for x
   x = 23,743,730,348.31/158,855.69
6. Step 6: Final answer
   x = 149,467.30