Finding the Third Proportional to 4,742,812 and 7,101,240

Step by Step Solution

1. Step 1: Write the proportion equation
   4,742,812 : 7,101,240 = 7,101,240 : x
2. Step 2: Convert to fraction form
   4,742,812/7,101,240 = 7,101,240/x
3. Step 3: Cross multiply
   4,742,812x = 7,101,240 × 7,101,240
4. Step 4: Simplify right side
   4,742,812x = 50,427,609,537,600
5. Step 5: Solve for x
   x = 50,427,609,537,600/4,742,812
6. Step 6: Final answer
   x = 10,632,428.51