Finding the Third Proportional to 188,046 and 402,315.75

Step by Step Solution

1. Step 1: Write the proportion equation
   188,046 : 402,315.75 = 402,315.75 : x
2. Step 2: Convert to fraction form
   188,046/402,315.75 = 402,315.75/x
3. Step 3: Cross multiply
   188,046x = 402,315.75 × 402,315.75
4. Step 4: Simplify right side
   188,046x = 161,857,962,698.06
5. Step 5: Solve for x
   x = 161,857,962,698.06/188,046
6. Step 6: Final answer
   x = 860,736.00