Finding the Fourth Proportional to 785,853.30, 1,178,788.18 and 629,078.34

Step by Step Solution

1. Step 1: Write the proportion equation
   785,853.30 : 1,178,788.18 = 629,078.34 : x
2. Step 2: Convert to fraction form
   785,853.30/1,178,788.18 = 629,078.34/x
3. Step 3: Cross multiply
   785,853.30x = 1,178,788.18 × 629,078.34
4. Step 4: Simplify right side
   785,853.30x = 741,550,111,486.02
5. Step 5: Solve for x
   x = 741,550,111,486.02/785,853.30
6. Step 6: Final answer
   x = 943,624.10