Finding the Third Proportional to 188,470.50 and 291,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,470.50 : 291,454.50 = 291,454.50 : x
2. Step 2: Convert to fraction form
   188,470.50/291,454.50 = 291,454.50/x
3. Step 3: Cross multiply
   188,470.50x = 291,454.50 × 291,454.50
4. Step 4: Simplify right side
   188,470.50x = 84,945,725,570.25
5. Step 5: Solve for x
   x = 84,945,725,570.25/188,470.50
6. Step 6: Final answer
   x = 450,710.99