Finding the Fourth Proportional to 741,151.12, 1,111,792.28 and 208,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   741,151.12 : 1,111,792.28 = 208,676.72 : x
2. Step 2: Convert to fraction form
   741,151.12/1,111,792.28 = 208,676.72/x
3. Step 3: Cross multiply
   741,151.12x = 1,111,792.28 × 208,676.72
4. Step 4: Simplify right side
   741,151.12x = 232,005,166,311.72
5. Step 5: Solve for x
   x = 232,005,166,311.72/741,151.12
6. Step 6: Final answer
   x = 313,033.55