Finding the Third Proportional to 427,230 and 922,009.50

Step by Step Solution

1. Step 1: Write the proportion equation
   427,230 : 922,009.50 = 922,009.50 : x
2. Step 2: Convert to fraction form
   427,230/922,009.50 = 922,009.50/x
3. Step 3: Cross multiply
   427,230x = 922,009.50 × 922,009.50
4. Step 4: Simplify right side
   427,230x = 850,101,518,090.25
5. Step 5: Solve for x
   x = 850,101,518,090.25/427,230
6. Step 6: Final answer
   x = 1,989,798.28