Finding the Third Proportional to 59,579,752 and 128,564,890

Step by Step Solution

1. Step 1: Write the proportion equation
   59,579,752 : 128,564,890 = 128,564,890 : x
2. Step 2: Convert to fraction form
   59,579,752/128,564,890 = 128,564,890/x
3. Step 3: Cross multiply
   59,579,752x = 128,564,890 × 128,564,890
4. Step 4: Simplify right side
   59,579,752x = 16,528,930,940,712,100
5. Step 5: Solve for x
   x = 16,528,930,940,712,100/59,579,752
6. Step 6: Final answer
   x = 277,425,306.18