Finding the Third Proportional to 140,046 and 307,303.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,046 : 307,303.50 = 307,303.50 : x
2. Step 2: Convert to fraction form
   140,046/307,303.50 = 307,303.50/x
3. Step 3: Cross multiply
   140,046x = 307,303.50 × 307,303.50
4. Step 4: Simplify right side
   140,046x = 94,435,441,112.25
5. Step 5: Solve for x
   x = 94,435,441,112.25/140,046
6. Step 6: Final answer
   x = 674,317.30