Finding the Third Proportional to 153,010 and 223,642.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,010 : 223,642.50 = 223,642.50 : x
2. Step 2: Convert to fraction form
   153,010/223,642.50 = 223,642.50/x
3. Step 3: Cross multiply
   153,010x = 223,642.50 × 223,642.50
4. Step 4: Simplify right side
   153,010x = 50,015,967,806.25
5. Step 5: Solve for x
   x = 50,015,967,806.25/153,010
6. Step 6: Final answer
   x = 326,880.39