Finding the Third Proportional to 430,555.50 and 942,921

Step by Step Solution

1. Step 1: Write the proportion equation
   430,555.50 : 942,921 = 942,921 : x
2. Step 2: Convert to fraction form
   430,555.50/942,921 = 942,921/x
3. Step 3: Cross multiply
   430,555.50x = 942,921 × 942,921
4. Step 4: Simplify right side
   430,555.50x = 889,100,012,241
5. Step 5: Solve for x
   x = 889,100,012,241/430,555.50
6. Step 6: Final answer
   x = 2,065,006.75