Finding the Third Proportional to 691,740 and 1,068,300

Step by Step Solution

1. Step 1: Write the proportion equation
   691,740 : 1,068,300 = 1,068,300 : x
2. Step 2: Convert to fraction form
   691,740/1,068,300 = 1,068,300/x
3. Step 3: Cross multiply
   691,740x = 1,068,300 × 1,068,300
4. Step 4: Simplify right side
   691,740x = 1,141,264,890,000
5. Step 5: Solve for x
   x = 1,141,264,890,000/691,740
6. Step 6: Final answer
   x = 1,649,846.60