Finding the Fourth Proportional to 2,774,064.88, 4,162,299.36 and 978,231.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774,064.88 : 4,162,299.36 = 978,231.52 : x
2. Step 2: Convert to fraction form
   2,774,064.88/4,162,299.36 = 978,231.52/x
3. Step 3: Cross multiply
   2,774,064.88x = 4,162,299.36 × 978,231.52
4. Step 4: Simplify right side
   2,774,064.88x = 4,071,692,429,627.83
5. Step 5: Solve for x
   x = 4,071,692,429,627.83/2,774,064.88
6. Step 6: Final answer
   x = 1,467,771.16