Finding the Third Proportional to 153,701 and 235,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,701 : 235,215.50 = 235,215.50 : x
2. Step 2: Convert to fraction form
   153,701/235,215.50 = 235,215.50/x
3. Step 3: Cross multiply
   153,701x = 235,215.50 × 235,215.50
4. Step 4: Simplify right side
   153,701x = 55,326,331,440.25
5. Step 5: Solve for x
   x = 55,326,331,440.25/153,701
6. Step 6: Final answer
   x = 359,960.78