Finding the Third Proportional to 1,575,324 and 3,455,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,324 : 3,455,640 = 3,455,640 : x
2. Step 2: Convert to fraction form
   1,575,324/3,455,640 = 3,455,640/x
3. Step 3: Cross multiply
   1,575,324x = 3,455,640 × 3,455,640
4. Step 4: Simplify right side
   1,575,324x = 11,941,447,809,600
5. Step 5: Solve for x
   x = 11,941,447,809,600/1,575,324
6. Step 6: Final answer
   x = 7,580,312.25