Finding the Fourth Proportional to 2,345,742.72, 3,236,852.16 and 1,313,308.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345,742.72 : 3,236,852.16 = 1,313,308.80 : x
2. Step 2: Convert to fraction form
   2,345,742.72/3,236,852.16 = 1,313,308.80/x
3. Step 3: Cross multiply
   2,345,742.72x = 3,236,852.16 × 1,313,308.80
4. Step 4: Simplify right side
   2,345,742.72x = 4,250,986,426,027.01
5. Step 5: Solve for x
   x = 4,250,986,426,027.01/2,345,742.72
6. Step 6: Final answer
   x = 1,812,213.42