Finding the Third Proportional to 19,554,210 and 28,731,996

Step by Step Solution

1. Step 1: Write the proportion equation
   19,554,210 : 28,731,996 = 28,731,996 : x
2. Step 2: Convert to fraction form
   19,554,210/28,731,996 = 28,731,996/x
3. Step 3: Cross multiply
   19,554,210x = 28,731,996 × 28,731,996
4. Step 4: Simplify right side
   19,554,210x = 825,527,594,144,016
5. Step 5: Solve for x
   x = 825,527,594,144,016/19,554,210
6. Step 6: Final answer
   x = 42,217,384.09