Finding the Third Proportional to 225,060 and 345,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   225,060 : 345,106.50 = 345,106.50 : x
2. Step 2: Convert to fraction form
   225,060/345,106.50 = 345,106.50/x
3. Step 3: Cross multiply
   225,060x = 345,106.50 × 345,106.50
4. Step 4: Simplify right side
   225,060x = 119,098,496,342.25
5. Step 5: Solve for x
   x = 119,098,496,342.25/225,060
6. Step 6: Final answer
   x = 529,185.53