Finding the Third Proportional to 8,928,946 and 19,380,046

Step by Step Solution

1. Step 1: Write the proportion equation
   8,928,946 : 19,380,046 = 19,380,046 : x
2. Step 2: Convert to fraction form
   8,928,946/19,380,046 = 19,380,046/x
3. Step 3: Cross multiply
   8,928,946x = 19,380,046 × 19,380,046
4. Step 4: Simplify right side
   8,928,946x = 375,586,182,962,116
5. Step 5: Solve for x
   x = 375,586,182,962,116/8,928,946
6. Step 6: Final answer
   x = 42,063,887.83