Finding the Third Proportional to 21,699.38 and 32,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,699.38 : 32,779.50 = 32,779.50 : x
2. Step 2: Convert to fraction form
   21,699.38/32,779.50 = 32,779.50/x
3. Step 3: Cross multiply
   21,699.38x = 32,779.50 × 32,779.50
4. Step 4: Simplify right side
   21,699.38x = 1,074,495,620.25
5. Step 5: Solve for x
   x = 1,074,495,620.25/21,699.38
6. Step 6: Final answer
   x = 49,517.35