Finding the Fourth Proportional to 1,139,093.09, 1,708,387.83 and 329,301.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,093.09 : 1,708,387.83 = 329,301.67 : x
2. Step 2: Convert to fraction form
   1,139,093.09/1,708,387.83 = 329,301.67/x
3. Step 3: Cross multiply
   1,139,093.09x = 1,708,387.83 × 329,301.67
4. Step 4: Simplify right side
   1,139,093.09x = 562,574,961,155.71
5. Step 5: Solve for x
   x = 562,574,961,155.71/1,139,093.09
6. Step 6: Final answer
   x = 493,879.71