Finding the Third Proportional to 278,370 and 596,102.63

Step by Step Solution

1. Step 1: Write the proportion equation
   278,370 : 596,102.63 = 596,102.63 : x
2. Step 2: Convert to fraction form
   278,370/596,102.63 = 596,102.63/x
3. Step 3: Cross multiply
   278,370x = 596,102.63 × 596,102.63
4. Step 4: Simplify right side
   278,370x = 355,338,339,531.89
5. Step 5: Solve for x
   x = 355,338,339,531.89/278,370
6. Step 6: Final answer
   x = 1,276,496.53