Finding the Third Proportional to 5,899,880 and 12,838,040

Step by Step Solution

1. Step 1: Write the proportion equation
   5,899,880 : 12,838,040 = 12,838,040 : x
2. Step 2: Convert to fraction form
   5,899,880/12,838,040 = 12,838,040/x
3. Step 3: Cross multiply
   5,899,880x = 12,838,040 × 12,838,040
4. Step 4: Simplify right side
   5,899,880x = 164,815,271,041,600
5. Step 5: Solve for x
   x = 164,815,271,041,600/5,899,880
6. Step 6: Final answer
   x = 27,935,359.88