Finding the Third Proportional to 12,782,826.75 and 19,833,690

Step by Step Solution

1. Step 1: Write the proportion equation
   12,782,826.75 : 19,833,690 = 19,833,690 : x
2. Step 2: Convert to fraction form
   12,782,826.75/19,833,690 = 19,833,690/x
3. Step 3: Cross multiply
   12,782,826.75x = 19,833,690 × 19,833,690
4. Step 4: Simplify right side
   12,782,826.75x = 393,375,259,016,100
5. Step 5: Solve for x
   x = 393,375,259,016,100/12,782,826.75
6. Step 6: Final answer
   x = 30,773,730.00