Finding the Third Proportional to 2,155,580 and 2,997,134

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,580 : 2,997,134 = 2,997,134 : x
2. Step 2: Convert to fraction form
   2,155,580/2,997,134 = 2,997,134/x
3. Step 3: Cross multiply
   2,155,580x = 2,997,134 × 2,997,134
4. Step 4: Simplify right side
   2,155,580x = 8,982,812,213,956
5. Step 5: Solve for x
   x = 8,982,812,213,956/2,155,580
6. Step 6: Final answer
   x = 4,167,236.76