Finding the Third Proportional to 3,763,148 and 8,129,908

Step by Step Solution

1. Step 1: Write the proportion equation
   3,763,148 : 8,129,908 = 8,129,908 : x
2. Step 2: Convert to fraction form
   3,763,148/8,129,908 = 8,129,908/x
3. Step 3: Cross multiply
   3,763,148x = 8,129,908 × 8,129,908
4. Step 4: Simplify right side
   3,763,148x = 66,095,404,088,464
5. Step 5: Solve for x
   x = 66,095,404,088,464/3,763,148
6. Step 6: Final answer
   x = 17,563,859.86