Finding the Fourth Proportional to 1,112,770.82, 1,535,605.61 and 629,317.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,770.82 : 1,535,605.61 = 629,317.86 : x
2. Step 2: Convert to fraction form
   1,112,770.82/1,535,605.61 = 629,317.86/x
3. Step 3: Cross multiply
   1,112,770.82x = 1,535,605.61 × 629,317.86
4. Step 4: Simplify right side
   1,112,770.82x = 966,384,033,142.61
5. Step 5: Solve for x
   x = 966,384,033,142.61/1,112,770.82
6. Step 6: Final answer
   x = 868,448.40