Finding the Third Proportional to 3,421,880 and 4,784,032

Step by Step Solution

1. Step 1: Write the proportion equation
   3,421,880 : 4,784,032 = 4,784,032 : x
2. Step 2: Convert to fraction form
   3,421,880/4,784,032 = 4,784,032/x
3. Step 3: Cross multiply
   3,421,880x = 4,784,032 × 4,784,032
4. Step 4: Simplify right side
   3,421,880x = 22,886,962,177,024
5. Step 5: Solve for x
   x = 22,886,962,177,024/3,421,880
6. Step 6: Final answer
   x = 6,688,417.53