Finding the Third Proportional to 5,566,699 and 8,619,402

Step by Step Solution

1. Step 1: Write the proportion equation
   5,566,699 : 8,619,402 = 8,619,402 : x
2. Step 2: Convert to fraction form
   5,566,699/8,619,402 = 8,619,402/x
3. Step 3: Cross multiply
   5,566,699x = 8,619,402 × 8,619,402
4. Step 4: Simplify right side
   5,566,699x = 74,294,090,837,604
5. Step 5: Solve for x
   x = 74,294,090,837,604/5,566,699
6. Step 6: Final answer
   x = 13,346,166.34