Finding the Third Proportional to 19,756 and 42,791

Step by Step Solution

1. Step 1: Write the proportion equation
   19,756 : 42,791 = 42,791 : x
2. Step 2: Convert to fraction form
   19,756/42,791 = 42,791/x
3. Step 3: Cross multiply
   19,756x = 42,791 × 42,791
4. Step 4: Simplify right side
   19,756x = 1,831,069,681
5. Step 5: Solve for x
   x = 1,831,069,681/19,756
6. Step 6: Final answer
   x = 92,684.23