Finding the Third Proportional to 1,903.78 and 3,085.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.78 : 3,085.88 = 3,085.88 : x
2. Step 2: Convert to fraction form
   1,903.78/3,085.88 = 3,085.88/x
3. Step 3: Cross multiply
   1,903.78x = 3,085.88 × 3,085.88
4. Step 4: Simplify right side
   1,903.78x = 9,522,624.52
5. Step 5: Solve for x
   x = 9,522,624.52/1,903.78
6. Step 6: Final answer
   x = 5,001.95