Finding the Third Proportional to 137,601 and 210,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,601 : 210,505.50 = 210,505.50 : x
2. Step 2: Convert to fraction form
   137,601/210,505.50 = 210,505.50/x
3. Step 3: Cross multiply
   137,601x = 210,505.50 × 210,505.50
4. Step 4: Simplify right side
   137,601x = 44,312,565,530.25
5. Step 5: Solve for x
   x = 44,312,565,530.25/137,601
6. Step 6: Final answer
   x = 322,036.65