Finding the Third Proportional to 674,374.50 and 1,018,710

Step by Step Solution

1. Step 1: Write the proportion equation
   674,374.50 : 1,018,710 = 1,018,710 : x
2. Step 2: Convert to fraction form
   674,374.50/1,018,710 = 1,018,710/x
3. Step 3: Cross multiply
   674,374.50x = 1,018,710 × 1,018,710
4. Step 4: Simplify right side
   674,374.50x = 1,037,770,064,100
5. Step 5: Solve for x
   x = 1,037,770,064,100/674,374.50
6. Step 6: Final answer
   x = 1,538,863.15