Finding the Fourth Proportional to 198,614.03, 274,081.59 and 112,580.94

Step by Step Solution

1. Step 1: Write the proportion equation
   198,614.03 : 274,081.59 = 112,580.94 : x
2. Step 2: Convert to fraction form
   198,614.03/274,081.59 = 112,580.94/x
3. Step 3: Cross multiply
   198,614.03x = 274,081.59 × 112,580.94
4. Step 4: Simplify right side
   198,614.03x = 30,856,363,038.89
5. Step 5: Solve for x
   x = 30,856,363,038.89/198,614.03
6. Step 6: Final answer
   x = 155,358.43