Finding the Third Proportional to 139,741.50 and 301,623

Step by Step Solution

1. Step 1: Write the proportion equation
   139,741.50 : 301,623 = 301,623 : x
2. Step 2: Convert to fraction form
   139,741.50/301,623 = 301,623/x
3. Step 3: Cross multiply
   139,741.50x = 301,623 × 301,623
4. Step 4: Simplify right side
   139,741.50x = 90,976,434,129
5. Step 5: Solve for x
   x = 90,976,434,129/139,741.50
6. Step 6: Final answer
   x = 651,033.76