Finding the Third Proportional to 3,553,276 and 7,814,978

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,276 : 7,814,978 = 7,814,978 : x
2. Step 2: Convert to fraction form
   3,553,276/7,814,978 = 7,814,978/x
3. Step 3: Cross multiply
   3,553,276x = 7,814,978 × 7,814,978
4. Step 4: Simplify right side
   3,553,276x = 61,073,881,140,484
5. Step 5: Solve for x
   x = 61,073,881,140,484/3,553,276
6. Step 6: Final answer
   x = 17,188,048.76