Finding the Third Proportional to 19,971,816 and 43,020,012

Step by Step Solution

1. Step 1: Write the proportion equation
   19,971,816 : 43,020,012 = 43,020,012 : x
2. Step 2: Convert to fraction form
   19,971,816/43,020,012 = 43,020,012/x
3. Step 3: Cross multiply
   19,971,816x = 43,020,012 × 43,020,012
4. Step 4: Simplify right side
   19,971,816x = 1,850,721,432,480,144
5. Step 5: Solve for x
   x = 1,850,721,432,480,144/19,971,816
6. Step 6: Final answer
   x = 92,666,657.48