Finding the Third Proportional to 152,157 and 222,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,157 : 222,601.50 = 222,601.50 : x
2. Step 2: Convert to fraction form
   152,157/222,601.50 = 222,601.50/x
3. Step 3: Cross multiply
   152,157x = 222,601.50 × 222,601.50
4. Step 4: Simplify right side
   152,157x = 49,551,427,802.25
5. Step 5: Solve for x
   x = 49,551,427,802.25/152,157
6. Step 6: Final answer
   x = 325,659.86