Finding the Third Proportional to 164,277 and 356,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   164,277 : 356,437.50 = 356,437.50 : x
2. Step 2: Convert to fraction form
   164,277/356,437.50 = 356,437.50/x
3. Step 3: Cross multiply
   164,277x = 356,437.50 × 356,437.50
4. Step 4: Simplify right side
   164,277x = 127,047,691,406.25
5. Step 5: Solve for x
   x = 127,047,691,406.25/164,277
6. Step 6: Final answer
   x = 773,374.80