Finding the Third Proportional to 19,915,392 and 43,686,144

Step by Step Solution

1. Step 1: Write the proportion equation
   19,915,392 : 43,686,144 = 43,686,144 : x
2. Step 2: Convert to fraction form
   19,915,392/43,686,144 = 43,686,144/x
3. Step 3: Cross multiply
   19,915,392x = 43,686,144 × 43,686,144
4. Step 4: Simplify right side
   19,915,392x = 1,908,479,177,588,736
5. Step 5: Solve for x
   x = 1,908,479,177,588,736/19,915,392
6. Step 6: Final answer
   x = 95,829,355.38