Finding the Third Proportional to 188,463 and 291,443.25

Step by Step Solution

1. Step 1: Write the proportion equation
   188,463 : 291,443.25 = 291,443.25 : x
2. Step 2: Convert to fraction form
   188,463/291,443.25 = 291,443.25/x
3. Step 3: Cross multiply
   188,463x = 291,443.25 × 291,443.25
4. Step 4: Simplify right side
   188,463x = 84,939,167,970.56
5. Step 5: Solve for x
   x = 84,939,167,970.56/188,463
6. Step 6: Final answer
   x = 450,694.13