Finding the Third Proportional to 9,570,146 and 21,000,336

Step by Step Solution

1. Step 1: Write the proportion equation
   9,570,146 : 21,000,336 = 21,000,336 : x
2. Step 2: Convert to fraction form
   9,570,146/21,000,336 = 21,000,336/x
3. Step 3: Cross multiply
   9,570,146x = 21,000,336 × 21,000,336
4. Step 4: Simplify right side
   9,570,146x = 441,014,112,112,896
5. Step 5: Solve for x
   x = 441,014,112,112,896/9,570,146
6. Step 6: Final answer
   x = 46,082,276.29