Finding the Third Proportional to 9,570,173 and 21,000,384

Step by Step Solution

1. Step 1: Write the proportion equation
   9,570,173 : 21,000,384 = 21,000,384 : x
2. Step 2: Convert to fraction form
   9,570,173/21,000,384 = 21,000,384/x
3. Step 3: Cross multiply
   9,570,173x = 21,000,384 × 21,000,384
4. Step 4: Simplify right side
   9,570,173x = 441,016,128,147,456
5. Step 5: Solve for x
   x = 441,016,128,147,456/9,570,173
6. Step 6: Final answer
   x = 46,082,356.94