Finding the Fourth Proportional to 2,648,886.10, 3,973,329.15 and 1,301,912.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,886.10 : 3,973,329.15 = 1,301,912.80 : x
2. Step 2: Convert to fraction form
   2,648,886.10/3,973,329.15 = 1,301,912.80/x
3. Step 3: Cross multiply
   2,648,886.10x = 3,973,329.15 × 1,301,912.80
4. Step 4: Simplify right side
   2,648,886.10x = 5,172,928,078,998.12
5. Step 5: Solve for x
   x = 5,172,928,078,998.12/2,648,886.10
6. Step 6: Final answer
   x = 1,952,869.20