Finding the Third Proportional to 9,429,200 and 20,585,572

Step by Step Solution

1. Step 1: Write the proportion equation
   9,429,200 : 20,585,572 = 20,585,572 : x
2. Step 2: Convert to fraction form
   9,429,200/20,585,572 = 20,585,572/x
3. Step 3: Cross multiply
   9,429,200x = 20,585,572 × 20,585,572
4. Step 4: Simplify right side
   9,429,200x = 423,765,774,567,184
5. Step 5: Solve for x
   x = 423,765,774,567,184/9,429,200
6. Step 6: Final answer
   x = 44,941,858.75