Finding the Third Proportional to 3,111.19 and 4,748.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.19 : 4,748.06 = 4,748.06 : x
2. Step 2: Convert to fraction form
   3,111.19/4,748.06 = 4,748.06/x
3. Step 3: Cross multiply
   3,111.19x = 4,748.06 × 4,748.06
4. Step 4: Simplify right side
   3,111.19x = 22,544,097.50
5. Step 5: Solve for x
   x = 22,544,097.50/3,111.19
6. Step 6: Final answer
   x = 7,246.14