Finding the Third Proportional to 14,006,570 and 21,009,852

Step by Step Solution

1. Step 1: Write the proportion equation
   14,006,570 : 21,009,852 = 21,009,852 : x
2. Step 2: Convert to fraction form
   14,006,570/21,009,852 = 21,009,852/x
3. Step 3: Cross multiply
   14,006,570x = 21,009,852 × 21,009,852
4. Step 4: Simplify right side
   14,006,570x = 441,413,881,061,904
5. Step 5: Solve for x
   x = 441,413,881,061,904/14,006,570
6. Step 6: Final answer
   x = 31,514,773.50