Finding the Third Proportional to 438,390.50 and 942,295

Step by Step Solution

1. Step 1: Write the proportion equation
   438,390.50 : 942,295 = 942,295 : x
2. Step 2: Convert to fraction form
   438,390.50/942,295 = 942,295/x
3. Step 3: Cross multiply
   438,390.50x = 942,295 × 942,295
4. Step 4: Simplify right side
   438,390.50x = 887,919,867,025
5. Step 5: Solve for x
   x = 887,919,867,025/438,390.50
6. Step 6: Final answer
   x = 2,025,408.55