Finding the Third Proportional to 20,568,526 and 42,731,364

Step by Step Solution

1. Step 1: Write the proportion equation
   20,568,526 : 42,731,364 = 42,731,364 : x
2. Step 2: Convert to fraction form
   20,568,526/42,731,364 = 42,731,364/x
3. Step 3: Cross multiply
   20,568,526x = 42,731,364 × 42,731,364
4. Step 4: Simplify right side
   20,568,526x = 1,825,969,469,300,496
5. Step 5: Solve for x
   x = 1,825,969,469,300,496/20,568,526
6. Step 6: Final answer
   x = 88,774,930.65