Finding the Third Proportional to 1,185,440 and 1,838,316

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,440 : 1,838,316 = 1,838,316 : x
2. Step 2: Convert to fraction form
   1,185,440/1,838,316 = 1,838,316/x
3. Step 3: Cross multiply
   1,185,440x = 1,838,316 × 1,838,316
4. Step 4: Simplify right side
   1,185,440x = 3,379,405,715,856
5. Step 5: Solve for x
   x = 3,379,405,715,856/1,185,440
6. Step 6: Final answer
   x = 2,850,760.66