Finding the Third Proportional to 139,460.06 and 301,056.75

Step by Step Solution

1. Step 1: Write the proportion equation
   139,460.06 : 301,056.75 = 301,056.75 : x
2. Step 2: Convert to fraction form
   139,460.06/301,056.75 = 301,056.75/x
3. Step 3: Cross multiply
   139,460.06x = 301,056.75 × 301,056.75
4. Step 4: Simplify right side
   139,460.06x = 90,635,166,720.56
5. Step 5: Solve for x
   x = 90,635,166,720.56/139,460.06
6. Step 6: Final answer
   x = 649,900.52