Finding the Third Proportional to 151,566.50 and 210,738.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,566.50 : 210,738.50 = 210,738.50 : x
2. Step 2: Convert to fraction form
   151,566.50/210,738.50 = 210,738.50/x
3. Step 3: Cross multiply
   151,566.50x = 210,738.50 × 210,738.50
4. Step 4: Simplify right side
   151,566.50x = 44,410,715,382.25
5. Step 5: Solve for x
   x = 44,410,715,382.25/151,566.50
6. Step 6: Final answer
   x = 293,011.42