Finding the Third Proportional to 292,300.50 and 628,113

Step by Step Solution

1. Step 1: Write the proportion equation
   292,300.50 : 628,113 = 628,113 : x
2. Step 2: Convert to fraction form
   292,300.50/628,113 = 628,113/x
3. Step 3: Cross multiply
   292,300.50x = 628,113 × 628,113
4. Step 4: Simplify right side
   292,300.50x = 394,525,940,769
5. Step 5: Solve for x
   x = 394,525,940,769/292,300.50
6. Step 6: Final answer
   x = 1,349,727.22