Finding the Third Proportional to 184,801.50 and 405,688.50

Step by Step Solution

1. Step 1: Write the proportion equation
   184,801.50 : 405,688.50 = 405,688.50 : x
2. Step 2: Convert to fraction form
   184,801.50/405,688.50 = 405,688.50/x
3. Step 3: Cross multiply
   184,801.50x = 405,688.50 × 405,688.50
4. Step 4: Simplify right side
   184,801.50x = 164,583,159,032.25
5. Step 5: Solve for x
   x = 164,583,159,032.25/184,801.50
6. Step 6: Final answer
   x = 890,594.28