Finding the Third Proportional to 1,186,321 and 1,838,465

Step by Step Solution

1. Step 1: Write the proportion equation
   1,186,321 : 1,838,465 = 1,838,465 : x
2. Step 2: Convert to fraction form
   1,186,321/1,838,465 = 1,838,465/x
3. Step 3: Cross multiply
   1,186,321x = 1,838,465 × 1,838,465
4. Step 4: Simplify right side
   1,186,321x = 3,379,953,556,225
5. Step 5: Solve for x
   x = 3,379,953,556,225/1,186,321
6. Step 6: Final answer
   x = 2,849,105.39