Finding the Fourth Proportional to 767,116.56, 1,150,684.56 and 293,830.32

Step by Step Solution

1. Step 1: Write the proportion equation
   767,116.56 : 1,150,684.56 = 293,830.32 : x
2. Step 2: Convert to fraction form
   767,116.56/1,150,684.56 = 293,830.32/x
3. Step 3: Cross multiply
   767,116.56x = 1,150,684.56 × 293,830.32
4. Step 4: Simplify right side
   767,116.56x = 338,106,012,483.86
5. Step 5: Solve for x
   x = 338,106,012,483.86/767,116.56
6. Step 6: Final answer
   x = 440,749.20