Finding the Third Proportional to 14,152,818 and 21,207,003

Step by Step Solution

1. Step 1: Write the proportion equation
   14,152,818 : 21,207,003 = 21,207,003 : x
2. Step 2: Convert to fraction form
   14,152,818/21,207,003 = 21,207,003/x
3. Step 3: Cross multiply
   14,152,818x = 21,207,003 × 21,207,003
4. Step 4: Simplify right side
   14,152,818x = 449,736,976,242,009
5. Step 5: Solve for x
   x = 449,736,976,242,009/14,152,818
6. Step 6: Final answer
   x = 31,777,203.40