Finding the Third Proportional to 1,224,296 and 2,645,316

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,296 : 2,645,316 = 2,645,316 : x
2. Step 2: Convert to fraction form
   1,224,296/2,645,316 = 2,645,316/x
3. Step 3: Cross multiply
   1,224,296x = 2,645,316 × 2,645,316
4. Step 4: Simplify right side
   1,224,296x = 6,997,696,739,856
5. Step 5: Solve for x
   x = 6,997,696,739,856/1,224,296
6. Step 6: Final answer
   x = 5,715,690.27