Finding the Third Proportional to 131,667.75 and 291,807

Step by Step Solution

1. Step 1: Write the proportion equation
   131,667.75 : 291,807 = 291,807 : x
2. Step 2: Convert to fraction form
   131,667.75/291,807 = 291,807/x
3. Step 3: Cross multiply
   131,667.75x = 291,807 × 291,807
4. Step 4: Simplify right side
   131,667.75x = 85,151,325,249
5. Step 5: Solve for x
   x = 85,151,325,249/131,667.75
6. Step 6: Final answer
   x = 646,713.60