Finding the Fourth Proportional to 1,979,546.10, 2,731,805.46 and 1,074,128.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,979,546.10 : 2,731,805.46 = 1,074,128.10 : x
2. Step 2: Convert to fraction form
   1,979,546.10/2,731,805.46 = 1,074,128.10/x
3. Step 3: Cross multiply
   1,979,546.10x = 2,731,805.46 × 1,074,128.10
4. Step 4: Simplify right side
   1,979,546.10x = 2,934,309,008,319.43
5. Step 5: Solve for x
   x = 2,934,309,008,319.43/1,979,546.10
6. Step 6: Final answer
   x = 1,482,314.06