Finding the Third Proportional to 750,431.50 and 1,123,596

Step by Step Solution

1. Step 1: Write the proportion equation
   750,431.50 : 1,123,596 = 1,123,596 : x
2. Step 2: Convert to fraction form
   750,431.50/1,123,596 = 1,123,596/x
3. Step 3: Cross multiply
   750,431.50x = 1,123,596 × 1,123,596
4. Step 4: Simplify right side
   750,431.50x = 1,262,467,971,216
5. Step 5: Solve for x
   x = 1,262,467,971,216/750,431.50
6. Step 6: Final answer
   x = 1,682,322.73