Finding the Third Proportional to 6,834,890 and 9,612,813

Step by Step Solution

1. Step 1: Write the proportion equation
   6,834,890 : 9,612,813 = 9,612,813 : x
2. Step 2: Convert to fraction form
   6,834,890/9,612,813 = 9,612,813/x
3. Step 3: Cross multiply
   6,834,890x = 9,612,813 × 9,612,813
4. Step 4: Simplify right side
   6,834,890x = 92,406,173,772,969
5. Step 5: Solve for x
   x = 92,406,173,772,969/6,834,890
6. Step 6: Final answer
   x = 13,519,774.83