Finding the Third Proportional to 132,943 and 291,716.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,943 : 291,716.50 = 291,716.50 : x
2. Step 2: Convert to fraction form
   132,943/291,716.50 = 291,716.50/x
3. Step 3: Cross multiply
   132,943x = 291,716.50 × 291,716.50
4. Step 4: Simplify right side
   132,943x = 85,098,516,372.25
5. Step 5: Solve for x
   x = 85,098,516,372.25/132,943
6. Step 6: Final answer
   x = 640,112.80