Finding the Third Proportional to 9,113,051.50 and 12,818,649

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113,051.50 : 12,818,649 = 12,818,649 : x
2. Step 2: Convert to fraction form
   9,113,051.50/12,818,649 = 12,818,649/x
3. Step 3: Cross multiply
   9,113,051.50x = 12,818,649 × 12,818,649
4. Step 4: Simplify right side
   9,113,051.50x = 164,317,762,185,201
5. Step 5: Solve for x
   x = 164,317,762,185,201/9,113,051.50
6. Step 6: Final answer
   x = 18,031,036.28