Finding the Third Proportional to 5,718,155.25 and 12,556,054.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,718,155.25 : 12,556,054.50 = 12,556,054.50 : x
2. Step 2: Convert to fraction form
   5,718,155.25/12,556,054.50 = 12,556,054.50/x
3. Step 3: Cross multiply
   5,718,155.25x = 12,556,054.50 × 12,556,054.50
4. Step 4: Simplify right side
   5,718,155.25x = 157,654,504,606,970.25
5. Step 5: Solve for x
   x = 157,654,504,606,970.25/5,718,155.25
6. Step 6: Final answer
   x = 27,570,868.18