Finding the Third Proportional to 360,141 and 772,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   360,141 : 772,768.50 = 772,768.50 : x
2. Step 2: Convert to fraction form
   360,141/772,768.50 = 772,768.50/x
3. Step 3: Cross multiply
   360,141x = 772,768.50 × 772,768.50
4. Step 4: Simplify right side
   360,141x = 597,171,154,592.25
5. Step 5: Solve for x
   x = 597,171,154,592.25/360,141
6. Step 6: Final answer
   x = 1,658,159.32