Finding the Third Proportional to 1,315,076 and 1,980,174

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,076 : 1,980,174 = 1,980,174 : x
2. Step 2: Convert to fraction form
   1,315,076/1,980,174 = 1,980,174/x
3. Step 3: Cross multiply
   1,315,076x = 1,980,174 × 1,980,174
4. Step 4: Simplify right side
   1,315,076x = 3,921,089,070,276
5. Step 5: Solve for x
   x = 3,921,089,070,276/1,315,076
6. Step 6: Final answer
   x = 2,981,644.46