Finding the Fourth Proportional to 2,640,150, 3,643,416.72 and 1,432,926

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640,150 : 3,643,416.72 = 1,432,926 : x
2. Step 2: Convert to fraction form
   2,640,150/3,643,416.72 = 1,432,926/x
3. Step 3: Cross multiply
   2,640,150x = 3,643,416.72 × 1,432,926
4. Step 4: Simplify right side
   2,640,150x = 5,220,746,546,922.72
5. Step 5: Solve for x
   x = 5,220,746,546,922.72/2,640,150
6. Step 6: Final answer
   x = 1,977,443.16