Finding the Fourth Proportional to 198,676.16, 274,106.00 and 112,625.91

Step by Step Solution

1. Step 1: Write the proportion equation
   198,676.16 : 274,106.00 = 112,625.91 : x
2. Step 2: Convert to fraction form
   198,676.16/274,106.00 = 112,625.91/x
3. Step 3: Cross multiply
   198,676.16x = 274,106.00 × 112,625.91
4. Step 4: Simplify right side
   198,676.16x = 30,871,437,123.33
5. Step 5: Solve for x
   x = 30,871,437,123.33/198,676.16
6. Step 6: Final answer
   x = 155,385.72