Finding the Third Proportional to 21,601,267.50 and 30,384,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,601,267.50 : 30,384,892.50 = 30,384,892.50 : x
2. Step 2: Convert to fraction form
   21,601,267.50/30,384,892.50 = 30,384,892.50/x
3. Step 3: Cross multiply
   21,601,267.50x = 30,384,892.50 × 30,384,892.50
4. Step 4: Simplify right side
   21,601,267.50x = 923,241,692,236,556.25
5. Step 5: Solve for x
   x = 923,241,692,236,556.25/21,601,267.50
6. Step 6: Final answer
   x = 42,740,162.92