Finding the Fourth Proportional to 122,004.10, 168,253.41 and 103,075.62

Step by Step Solution

1. Step 1: Write the proportion equation
   122,004.10 : 168,253.41 = 103,075.62 : x
2. Step 2: Convert to fraction form
   122,004.10/168,253.41 = 103,075.62/x
3. Step 3: Cross multiply
   122,004.10x = 168,253.41 × 103,075.62
4. Step 4: Simplify right side
   122,004.10x = 17,342,824,552.86
5. Step 5: Solve for x
   x = 17,342,824,552.86/122,004.10
6. Step 6: Final answer
   x = 142,149.52