Finding the Fourth Proportional to 2,012,963.31, 2,776,830.67 and 1,196,586.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,963.31 : 2,776,830.67 = 1,196,586.28 : x
2. Step 2: Convert to fraction form
   2,012,963.31/2,776,830.67 = 1,196,586.28/x
3. Step 3: Cross multiply
   2,012,963.31x = 2,776,830.67 × 1,196,586.28
4. Step 4: Simplify right side
   2,012,963.31x = 3,322,717,486,571.98
5. Step 5: Solve for x
   x = 3,322,717,486,571.98/2,012,963.31
6. Step 6: Final answer
   x = 1,650,659.74