Finding the Third Proportional to 154,796.25 and 316,152

Step by Step Solution

1. Step 1: Write the proportion equation
   154,796.25 : 316,152 = 316,152 : x
2. Step 2: Convert to fraction form
   154,796.25/316,152 = 316,152/x
3. Step 3: Cross multiply
   154,796.25x = 316,152 × 316,152
4. Step 4: Simplify right side
   154,796.25x = 99,952,087,104
5. Step 5: Solve for x
   x = 99,952,087,104/154,796.25
6. Step 6: Final answer
   x = 645,700.96