Finding the Third Proportional to 1,805.63 and 2,788.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805.63 : 2,788.88 = 2,788.88 : x
2. Step 2: Convert to fraction form
   1,805.63/2,788.88 = 2,788.88/x
3. Step 3: Cross multiply
   1,805.63x = 2,788.88 × 2,788.88
4. Step 4: Simplify right side
   1,805.63x = 7,777,823.77
5. Step 5: Solve for x
   x = 7,777,823.77/1,805.63
6. Step 6: Final answer
   x = 4,307.55