Finding the Third Proportional to 19,528,458 and 42,528,597

Step by Step Solution

1. Step 1: Write the proportion equation
   19,528,458 : 42,528,597 = 42,528,597 : x
2. Step 2: Convert to fraction form
   19,528,458/42,528,597 = 42,528,597/x
3. Step 3: Cross multiply
   19,528,458x = 42,528,597 × 42,528,597
4. Step 4: Simplify right side
   19,528,458x = 1,808,681,562,788,409
5. Step 5: Solve for x
   x = 1,808,681,562,788,409/19,528,458
6. Step 6: Final answer
   x = 92,617,735.76