Finding the Fourth Proportional to 744,091.29, 1,116,111.99 and 323,367.15

Step by Step Solution

1. Step 1: Write the proportion equation
   744,091.29 : 1,116,111.99 = 323,367.15 : x
2. Step 2: Convert to fraction form
   744,091.29/1,116,111.99 = 323,367.15/x
3. Step 3: Cross multiply
   744,091.29x = 1,116,111.99 × 323,367.15
4. Step 4: Simplify right side
   744,091.29x = 360,913,953,287.13
5. Step 5: Solve for x
   x = 360,913,953,287.13/744,091.29
6. Step 6: Final answer
   x = 485,039.88