Finding the Third Proportional to 1,391,125 and 2,931,702

Step by Step Solution

1. Step 1: Write the proportion equation
   1,391,125 : 2,931,702 = 2,931,702 : x
2. Step 2: Convert to fraction form
   1,391,125/2,931,702 = 2,931,702/x
3. Step 3: Cross multiply
   1,391,125x = 2,931,702 × 2,931,702
4. Step 4: Simplify right side
   1,391,125x = 8,594,876,616,804
5. Step 5: Solve for x
   x = 8,594,876,616,804/1,391,125
6. Step 6: Final answer
   x = 6,178,364.00