Finding the Third Proportional to 12,894,140.25 and 19,290,150

Step by Step Solution

1. Step 1: Write the proportion equation
   12,894,140.25 : 19,290,150 = 19,290,150 : x
2. Step 2: Convert to fraction form
   12,894,140.25/19,290,150 = 19,290,150/x
3. Step 3: Cross multiply
   12,894,140.25x = 19,290,150 × 19,290,150
4. Step 4: Simplify right side
   12,894,140.25x = 372,109,887,022,500
5. Step 5: Solve for x
   x = 372,109,887,022,500/12,894,140.25
6. Step 6: Final answer
   x = 28,858,836.63