Finding the Third Proportional to 17,391,604.50 and 37,779,939

Step by Step Solution

1. Step 1: Write the proportion equation
   17,391,604.50 : 37,779,939 = 37,779,939 : x
2. Step 2: Convert to fraction form
   17,391,604.50/37,779,939 = 37,779,939/x
3. Step 3: Cross multiply
   17,391,604.50x = 37,779,939 × 37,779,939
4. Step 4: Simplify right side
   17,391,604.50x = 1,427,323,790,843,721
5. Step 5: Solve for x
   x = 1,427,323,790,843,721/17,391,604.50
6. Step 6: Final answer
   x = 82,069,701.55