Finding the Third Proportional to 140,446.31 and 307,167.94

Step by Step Solution

1. Step 1: Write the proportion equation
   140,446.31 : 307,167.94 = 307,167.94 : x
2. Step 2: Convert to fraction form
   140,446.31/307,167.94 = 307,167.94/x
3. Step 3: Cross multiply
   140,446.31x = 307,167.94 × 307,167.94
4. Step 4: Simplify right side
   140,446.31x = 94,352,141,828.00
5. Step 5: Solve for x
   x = 94,352,141,828.00/140,446.31
6. Step 6: Final answer
   x = 671,802.20