Finding the Third Proportional to 1,312,520 and 1,931,916

Step by Step Solution

1. Step 1: Write the proportion equation
   1,312,520 : 1,931,916 = 1,931,916 : x
2. Step 2: Convert to fraction form
   1,312,520/1,931,916 = 1,931,916/x
3. Step 3: Cross multiply
   1,312,520x = 1,931,916 × 1,931,916
4. Step 4: Simplify right side
   1,312,520x = 3,732,299,431,056
5. Step 5: Solve for x
   x = 3,732,299,431,056/1,312,520
6. Step 6: Final answer
   x = 2,843,613.38