Finding the Fourth Proportional to 148,280.04, 204,629.76 and 84,616.56

Step by Step Solution

1. Step 1: Write the proportion equation
   148,280.04 : 204,629.76 = 84,616.56 : x
2. Step 2: Convert to fraction form
   148,280.04/204,629.76 = 84,616.56/x
3. Step 3: Cross multiply
   148,280.04x = 204,629.76 × 84,616.56
4. Step 4: Simplify right side
   148,280.04x = 17,315,066,364.83
5. Step 5: Solve for x
   x = 17,315,066,364.83/148,280.04
6. Step 6: Final answer
   x = 116,772.74