Finding the Third Proportional to 5,131,908 and 7,174,716

Step by Step Solution

1. Step 1: Write the proportion equation
   5,131,908 : 7,174,716 = 7,174,716 : x
2. Step 2: Convert to fraction form
   5,131,908/7,174,716 = 7,174,716/x
3. Step 3: Cross multiply
   5,131,908x = 7,174,716 × 7,174,716
4. Step 4: Simplify right side
   5,131,908x = 51,476,549,680,656
5. Step 5: Solve for x
   x = 51,476,549,680,656/5,131,908
6. Step 6: Final answer
   x = 10,030,684.43