Finding the Third Proportional to 5,495,284 and 8,406,111

Step by Step Solution

1. Step 1: Write the proportion equation
   5,495,284 : 8,406,111 = 8,406,111 : x
2. Step 2: Convert to fraction form
   5,495,284/8,406,111 = 8,406,111/x
3. Step 3: Cross multiply
   5,495,284x = 8,406,111 × 8,406,111
4. Step 4: Simplify right side
   5,495,284x = 70,662,702,144,321
5. Step 5: Solve for x
   x = 70,662,702,144,321/5,495,284
6. Step 6: Final answer
   x = 12,858,789.85