Finding the Third Proportional to 761,158 and 1,672,980

Step by Step Solution

1. Step 1: Write the proportion equation
   761,158 : 1,672,980 = 1,672,980 : x
2. Step 2: Convert to fraction form
   761,158/1,672,980 = 1,672,980/x
3. Step 3: Cross multiply
   761,158x = 1,672,980 × 1,672,980
4. Step 4: Simplify right side
   761,158x = 2,798,862,080,400
5. Step 5: Solve for x
   x = 2,798,862,080,400/761,158
6. Step 6: Final answer
   x = 3,677,110.51