Finding the Third Proportional to 1,856,168 and 3,931,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856,168 : 3,931,972 = 3,931,972 : x
2. Step 2: Convert to fraction form
   1,856,168/3,931,972 = 3,931,972/x
3. Step 3: Cross multiply
   1,856,168x = 3,931,972 × 3,931,972
4. Step 4: Simplify right side
   1,856,168x = 15,460,403,808,784
5. Step 5: Solve for x
   x = 15,460,403,808,784/1,856,168
6. Step 6: Final answer
   x = 8,329,205.01