Finding the Third Proportional to 526,840 and 1,137,916

Step by Step Solution

1. Step 1: Write the proportion equation
   526,840 : 1,137,916 = 1,137,916 : x
2. Step 2: Convert to fraction form
   526,840/1,137,916 = 1,137,916/x
3. Step 3: Cross multiply
   526,840x = 1,137,916 × 1,137,916
4. Step 4: Simplify right side
   526,840x = 1,294,852,823,056
5. Step 5: Solve for x
   x = 1,294,852,823,056/526,840
6. Step 6: Final answer
   x = 2,457,772.42