Finding the Fourth Proportional to 744,518.63, 1,020,743.56 and 731,066.45

Step by Step Solution

1. Step 1: Write the proportion equation
   744,518.63 : 1,020,743.56 = 731,066.45 : x
2. Step 2: Convert to fraction form
   744,518.63/1,020,743.56 = 731,066.45/x
3. Step 3: Cross multiply
   744,518.63x = 1,020,743.56 × 731,066.45
4. Step 4: Simplify right side
   744,518.63x = 746,231,371,493.76
5. Step 5: Solve for x
   x = 746,231,371,493.76/744,518.63
6. Step 6: Final answer
   x = 1,002,300.46