Finding the Third Proportional to 231,360.75 and 345,132

Step by Step Solution

1. Step 1: Write the proportion equation
   231,360.75 : 345,132 = 345,132 : x
2. Step 2: Convert to fraction form
   231,360.75/345,132 = 345,132/x
3. Step 3: Cross multiply
   231,360.75x = 345,132 × 345,132
4. Step 4: Simplify right side
   231,360.75x = 119,116,097,424
5. Step 5: Solve for x
   x = 119,116,097,424/231,360.75
6. Step 6: Final answer
   x = 514,850.07