Finding the Third Proportional to 9,570,132 and 21,000,308

Step by Step Solution

1. Step 1: Write the proportion equation
   9,570,132 : 21,000,308 = 21,000,308 : x
2. Step 2: Convert to fraction form
   9,570,132/21,000,308 = 21,000,308/x
3. Step 3: Cross multiply
   9,570,132x = 21,000,308 × 21,000,308
4. Step 4: Simplify right side
   9,570,132x = 441,012,936,094,864
5. Step 5: Solve for x
   x = 441,012,936,094,864/9,570,132
6. Step 6: Final answer
   x = 46,082,220.82