Finding the Third Proportional to 72,571,590 and 112,367,520

Step by Step Solution

1. Step 1: Write the proportion equation
   72,571,590 : 112,367,520 = 112,367,520 : x
2. Step 2: Convert to fraction form
   72,571,590/112,367,520 = 112,367,520/x
3. Step 3: Cross multiply
   72,571,590x = 112,367,520 × 112,367,520
4. Step 4: Simplify right side
   72,571,590x = 12,626,459,550,950,400
5. Step 5: Solve for x
   x = 12,626,459,550,950,400/72,571,590
6. Step 6: Final answer
   x = 173,986,260.34