Finding the Third Proportional to 59,784,012 and 128,737,052

Step by Step Solution

1. Step 1: Write the proportion equation
   59,784,012 : 128,737,052 = 128,737,052 : x
2. Step 2: Convert to fraction form
   59,784,012/128,737,052 = 128,737,052/x
3. Step 3: Cross multiply
   59,784,012x = 128,737,052 × 128,737,052
4. Step 4: Simplify right side
   59,784,012x = 16,573,228,557,650,704
5. Step 5: Solve for x
   x = 16,573,228,557,650,704/59,784,012
6. Step 6: Final answer
   x = 277,218,406.78