Finding the Fourth Proportional to 1,899,061.36, 2,848,579.72 and 479,118.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,899,061.36 : 2,848,579.72 = 479,118.80 : x
2. Step 2: Convert to fraction form
   1,899,061.36/2,848,579.72 = 479,118.80/x
3. Step 3: Cross multiply
   1,899,061.36x = 2,848,579.72 × 479,118.80
4. Step 4: Simplify right side
   1,899,061.36x = 1,364,808,103,074.39
5. Step 5: Solve for x
   x = 1,364,808,103,074.39/1,899,061.36
6. Step 6: Final answer
   x = 718,675.10