Finding the Fourth Proportional to 1,109,938.76, 1,531,550.72 and 674,129.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,938.76 : 1,531,550.72 = 674,129.32 : x
2. Step 2: Convert to fraction form
   1,109,938.76/1,531,550.72 = 674,129.32/x
3. Step 3: Cross multiply
   1,109,938.76x = 1,531,550.72 × 674,129.32
4. Step 4: Simplify right side
   1,109,938.76x = 1,032,463,245,419.11
5. Step 5: Solve for x
   x = 1,032,463,245,419.11/1,109,938.76
6. Step 6: Final answer
   x = 930,198.39