Finding the Third Proportional to 135,957 and 291,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   135,957 : 291,601.50 = 291,601.50 : x
2. Step 2: Convert to fraction form
   135,957/291,601.50 = 291,601.50/x
3. Step 3: Cross multiply
   135,957x = 291,601.50 × 291,601.50
4. Step 4: Simplify right side
   135,957x = 85,031,434,802.25
5. Step 5: Solve for x
   x = 85,031,434,802.25/135,957
6. Step 6: Final answer
   x = 625,428.88