Finding the Fourth Proportional to 2,850,680.76, 4,276,643.76 and 957,372.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,850,680.76 : 4,276,643.76 = 957,372.72 : x
2. Step 2: Convert to fraction form
   2,850,680.76/4,276,643.76 = 957,372.72/x
3. Step 3: Cross multiply
   2,850,680.76x = 4,276,643.76 × 957,372.72
4. Step 4: Simplify right side
   2,850,680.76x = 4,094,342,068,982.23
5. Step 5: Solve for x
   x = 4,094,342,068,982.23/2,850,680.76
6. Step 6: Final answer
   x = 1,436,268.18