Finding the Third Proportional to 3,781,420 and 5,717,152

Step by Step Solution

1. Step 1: Write the proportion equation
   3,781,420 : 5,717,152 = 5,717,152 : x
2. Step 2: Convert to fraction form
   3,781,420/5,717,152 = 5,717,152/x
3. Step 3: Cross multiply
   3,781,420x = 5,717,152 × 5,717,152
4. Step 4: Simplify right side
   3,781,420x = 32,685,826,991,104
5. Step 5: Solve for x
   x = 32,685,826,991,104/3,781,420
6. Step 6: Final answer
   x = 8,643,797.04