Finding the Third Proportional to 5,845,386 and 12,808,212

Step by Step Solution

1. Step 1: Write the proportion equation
   5,845,386 : 12,808,212 = 12,808,212 : x
2. Step 2: Convert to fraction form
   5,845,386/12,808,212 = 12,808,212/x
3. Step 3: Cross multiply
   5,845,386x = 12,808,212 × 12,808,212
4. Step 4: Simplify right side
   5,845,386x = 164,050,294,636,944
5. Step 5: Solve for x
   x = 164,050,294,636,944/5,845,386
6. Step 6: Final answer
   x = 28,064,920.71