Finding the Third Proportional to 292,230 and 628,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   292,230 : 628,159.50 = 628,159.50 : x
2. Step 2: Convert to fraction form
   292,230/628,159.50 = 628,159.50/x
3. Step 3: Cross multiply
   292,230x = 628,159.50 × 628,159.50
4. Step 4: Simplify right side
   292,230x = 394,584,357,440.25
5. Step 5: Solve for x
   x = 394,584,357,440.25/292,230
6. Step 6: Final answer
   x = 1,350,252.74