Finding the Third Proportional to 21,436,300.69 and 45,637,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,436,300.69 : 45,637,789.50 = 45,637,789.50 : x
2. Step 2: Convert to fraction form
   21,436,300.69/45,637,789.50 = 45,637,789.50/x
3. Step 3: Cross multiply
   21,436,300.69x = 45,637,789.50 × 45,637,789.50
4. Step 4: Simplify right side
   21,436,300.69x = 2,082,807,830,446,310.25
5. Step 5: Solve for x
   x = 2,082,807,830,446,310.25/21,436,300.69
6. Step 6: Final answer
   x = 97,162,652.31