Finding the Fourth Proportional to 2,980,905.30, 4,471,941.15 and 1,275,045.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980,905.30 : 4,471,941.15 = 1,275,045.30 : x
2. Step 2: Convert to fraction form
   2,980,905.30/4,471,941.15 = 1,275,045.30/x
3. Step 3: Cross multiply
   2,980,905.30x = 4,471,941.15 × 1,275,045.30
4. Step 4: Simplify right side
   2,980,905.30x = 5,701,927,545,184.10
5. Step 5: Solve for x
   x = 5,701,927,545,184.10/2,980,905.30
6. Step 6: Final answer
   x = 1,912,817.41