Finding the Third Proportional to 4,867,432 and 7,566,640

Step by Step Solution

1. Step 1: Write the proportion equation
   4,867,432 : 7,566,640 = 7,566,640 : x
2. Step 2: Convert to fraction form
   4,867,432/7,566,640 = 7,566,640/x
3. Step 3: Cross multiply
   4,867,432x = 7,566,640 × 7,566,640
4. Step 4: Simplify right side
   4,867,432x = 57,254,040,889,600
5. Step 5: Solve for x
   x = 57,254,040,889,600/4,867,432
6. Step 6: Final answer
   x = 11,762,679.15