Finding the Third Proportional to 3,549,312 and 5,322,240

Step by Step Solution

1. Step 1: Write the proportion equation
   3,549,312 : 5,322,240 = 5,322,240 : x
2. Step 2: Convert to fraction form
   3,549,312/5,322,240 = 5,322,240/x
3. Step 3: Cross multiply
   3,549,312x = 5,322,240 × 5,322,240
4. Step 4: Simplify right side
   3,549,312x = 28,326,238,617,600
5. Step 5: Solve for x
   x = 28,326,238,617,600/3,549,312
6. Step 6: Final answer
   x = 7,980,768.84