Finding the Fourth Proportional to 1,145,696, 1,581,061.32 and 629,483.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,696 : 1,581,061.32 = 629,483.18 : x
2. Step 2: Convert to fraction form
   1,145,696/1,581,061.32 = 629,483.18/x
3. Step 3: Cross multiply
   1,145,696x = 1,581,061.32 × 629,483.18
4. Step 4: Simplify right side
   1,145,696x = 995,251,507,488.60
5. Step 5: Solve for x
   x = 995,251,507,488.60/1,145,696
6. Step 6: Final answer
   x = 868,687.25