Finding the Third Proportional to 2,858,248 and 4,549,772

Step by Step Solution

1. Step 1: Write the proportion equation
   2,858,248 : 4,549,772 = 4,549,772 : x
2. Step 2: Convert to fraction form
   2,858,248/4,549,772 = 4,549,772/x
3. Step 3: Cross multiply
   2,858,248x = 4,549,772 × 4,549,772
4. Step 4: Simplify right side
   2,858,248x = 20,700,425,251,984
5. Step 5: Solve for x
   x = 20,700,425,251,984/2,858,248
6. Step 6: Final answer
   x = 7,242,347.50