Finding the Third Proportional to 27,019.50 and 56,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,019.50 : 56,779.50 = 56,779.50 : x
2. Step 2: Convert to fraction form
   27,019.50/56,779.50 = 56,779.50/x
3. Step 3: Cross multiply
   27,019.50x = 56,779.50 × 56,779.50
4. Step 4: Simplify right side
   27,019.50x = 3,223,911,620.25
5. Step 5: Solve for x
   x = 3,223,911,620.25/27,019.50
6. Step 6: Final answer
   x = 119,317.96