Finding the Third Proportional to 5,298,984 and 8,404,470

Step by Step Solution

1. Step 1: Write the proportion equation
   5,298,984 : 8,404,470 = 8,404,470 : x
2. Step 2: Convert to fraction form
   5,298,984/8,404,470 = 8,404,470/x
3. Step 3: Cross multiply
   5,298,984x = 8,404,470 × 8,404,470
4. Step 4: Simplify right side
   5,298,984x = 70,635,115,980,900
5. Step 5: Solve for x
   x = 70,635,115,980,900/5,298,984
6. Step 6: Final answer
   x = 13,329,935.70