Finding the Fourth Proportional to 1,366,245.82, 1,885,579.15 and 1,136,397.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366,245.82 : 1,885,579.15 = 1,136,397.59 : x
2. Step 2: Convert to fraction form
   1,366,245.82/1,885,579.15 = 1,136,397.59/x
3. Step 3: Cross multiply
   1,366,245.82x = 1,885,579.15 × 1,136,397.59
4. Step 4: Simplify right side
   1,366,245.82x = 2,142,767,601,814.25
5. Step 5: Solve for x
   x = 2,142,767,601,814.25/1,366,245.82
6. Step 6: Final answer
   x = 1,568,361.69