Finding the Third Proportional to 760,964 and 1,139,070

Step by Step Solution

1. Step 1: Write the proportion equation
   760,964 : 1,139,070 = 1,139,070 : x
2. Step 2: Convert to fraction form
   760,964/1,139,070 = 1,139,070/x
3. Step 3: Cross multiply
   760,964x = 1,139,070 × 1,139,070
4. Step 4: Simplify right side
   760,964x = 1,297,480,464,900
5. Step 5: Solve for x
   x = 1,297,480,464,900/760,964
6. Step 6: Final answer
   x = 1,705,048.42