Finding the Third Proportional to 152,985 and 236,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,985 : 236,308.50 = 236,308.50 : x
2. Step 2: Convert to fraction form
   152,985/236,308.50 = 236,308.50/x
3. Step 3: Cross multiply
   152,985x = 236,308.50 × 236,308.50
4. Step 4: Simplify right side
   152,985x = 55,841,707,172.25
5. Step 5: Solve for x
   x = 55,841,707,172.25/152,985
6. Step 6: Final answer
   x = 365,014.26