Finding the Third Proportional to 17,779,499.25 and 38,789,451.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,779,499.25 : 38,789,451.75 = 38,789,451.75 : x
2. Step 2: Convert to fraction form
   17,779,499.25/38,789,451.75 = 38,789,451.75/x
3. Step 3: Cross multiply
   17,779,499.25x = 38,789,451.75 × 38,789,451.75
4. Step 4: Simplify right side
   17,779,499.25x = 1,504,621,567,065,578
5. Step 5: Solve for x
   x = 1,504,621,567,065,578/17,779,499.25
6. Step 6: Final answer
   x = 84,626,768.50