Finding the Third Proportional to 777,264 and 1,698,600

Step by Step Solution

1. Step 1: Write the proportion equation
   777,264 : 1,698,600 = 1,698,600 : x
2. Step 2: Convert to fraction form
   777,264/1,698,600 = 1,698,600/x
3. Step 3: Cross multiply
   777,264x = 1,698,600 × 1,698,600
4. Step 4: Simplify right side
   777,264x = 2,885,241,960,000
5. Step 5: Solve for x
   x = 2,885,241,960,000/777,264
6. Step 6: Final answer
   x = 3,712,048.88