Finding the Third Proportional to 16,390,644,886.50 and 35,267,232,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,390,644,886.50 : 35,267,232,907.50 = 35,267,232,907.50 : x
2. Step 2: Convert to fraction form
   16,390,644,886.50/35,267,232,907.50 = 35,267,232,907.50/x
3. Step 3: Cross multiply
   16,390,644,886.50x = 35,267,232,907.50 × 35,267,232,907.50
4. Step 4: Simplify right side
   16,390,644,886.50x = 1,243,777,716,951,850,942,464
5. Step 5: Solve for x
   x = 1,243,777,716,951,850,942,464/16,390,644,886.50
6. Step 6: Final answer
   x = 75,883,391,139.56