Finding the Fourth Proportional to 2,150,271.16, 2,967,314.52 and 1,220,148.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,271.16 : 2,967,314.52 = 1,220,148.30 : x
2. Step 2: Convert to fraction form
   2,150,271.16/2,967,314.52 = 1,220,148.30/x
3. Step 3: Cross multiply
   2,150,271.16x = 2,967,314.52 × 1,220,148.30
4. Step 4: Simplify right side
   2,150,271.16x = 3,620,563,767,143.32
5. Step 5: Solve for x
   x = 3,620,563,767,143.32/2,150,271.16
6. Step 6: Final answer
   x = 1,683,770.79