Finding the Third Proportional to 20,572,522 and 28,020,736

Step by Step Solution

1. Step 1: Write the proportion equation
   20,572,522 : 28,020,736 = 28,020,736 : x
2. Step 2: Convert to fraction form
   20,572,522/28,020,736 = 28,020,736/x
3. Step 3: Cross multiply
   20,572,522x = 28,020,736 × 28,020,736
4. Step 4: Simplify right side
   20,572,522x = 785,161,645,981,696
5. Step 5: Solve for x
   x = 785,161,645,981,696/20,572,522
6. Step 6: Final answer
   x = 38,165,551.41