Finding the Third Proportional to 104,458 and 161,478.75

Step by Step Solution

1. Step 1: Write the proportion equation
   104,458 : 161,478.75 = 161,478.75 : x
2. Step 2: Convert to fraction form
   104,458/161,478.75 = 161,478.75/x
3. Step 3: Cross multiply
   104,458x = 161,478.75 × 161,478.75
4. Step 4: Simplify right side
   104,458x = 26,075,386,701.56
5. Step 5: Solve for x
   x = 26,075,386,701.56/104,458
6. Step 6: Final answer
   x = 249,625.56