Finding the Fourth Proportional to 1,116,152.16, 1,674,234.72 and 274,698.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,152.16 : 1,674,234.72 = 274,698.24 : x
2. Step 2: Convert to fraction form
   1,116,152.16/1,674,234.72 = 274,698.24/x
3. Step 3: Cross multiply
   1,116,152.16x = 1,674,234.72 × 274,698.24
4. Step 4: Simplify right side
   1,116,152.16x = 459,909,330,930.89
5. Step 5: Solve for x
   x = 459,909,330,930.89/1,116,152.16
6. Step 6: Final answer
   x = 412,048.95