Finding the Third Proportional to 1,858.61 and 2,736.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858.61 : 2,736.57 = 2,736.57 : x
2. Step 2: Convert to fraction form
   1,858.61/2,736.57 = 2,736.57/x
3. Step 3: Cross multiply
   1,858.61x = 2,736.57 × 2,736.57
4. Step 4: Simplify right side
   1,858.61x = 7,488,806.39
5. Step 5: Solve for x
   x = 7,488,806.39/1,858.61
6. Step 6: Final answer
   x = 4,029.26