Finding the Third Proportional to 19,528,456 and 42,528,593

Step by Step Solution

1. Step 1: Write the proportion equation
   19,528,456 : 42,528,593 = 42,528,593 : x
2. Step 2: Convert to fraction form
   19,528,456/42,528,593 = 42,528,593/x
3. Step 3: Cross multiply
   19,528,456x = 42,528,593 × 42,528,593
4. Step 4: Simplify right side
   19,528,456x = 1,808,681,222,559,649
5. Step 5: Solve for x
   x = 1,808,681,222,559,649/19,528,456
6. Step 6: Final answer
   x = 92,617,727.82