Finding the Third Proportional to 438,640 and 942,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   438,640 : 942,549.50 = 942,549.50 : x
2. Step 2: Convert to fraction form
   438,640/942,549.50 = 942,549.50/x
3. Step 3: Cross multiply
   438,640x = 942,549.50 × 942,549.50
4. Step 4: Simplify right side
   438,640x = 888,399,559,950.25
5. Step 5: Solve for x
   x = 888,399,559,950.25/438,640
6. Step 6: Final answer
   x = 2,025,350.08