Finding the Third Proportional to 613,416 and 931,160

Step by Step Solution

1. Step 1: Write the proportion equation
   613,416 : 931,160 = 931,160 : x
2. Step 2: Convert to fraction form
   613,416/931,160 = 931,160/x
3. Step 3: Cross multiply
   613,416x = 931,160 × 931,160
4. Step 4: Simplify right side
   613,416x = 867,058,945,600
5. Step 5: Solve for x
   x = 867,058,945,600/613,416
6. Step 6: Final answer
   x = 1,413,492.55