Finding the Third Proportional to 7,224,018 and 9,905,964

Step by Step Solution

1. Step 1: Write the proportion equation
   7,224,018 : 9,905,964 = 9,905,964 : x
2. Step 2: Convert to fraction form
   7,224,018/9,905,964 = 9,905,964/x
3. Step 3: Cross multiply
   7,224,018x = 9,905,964 × 9,905,964
4. Step 4: Simplify right side
   7,224,018x = 98,128,122,769,296
5. Step 5: Solve for x
   x = 98,128,122,769,296/7,224,018
6. Step 6: Final answer
   x = 13,583,593.34