Finding the Third Proportional to 67,640,279 and 148,208,104

Step by Step Solution

1. Step 1: Write the proportion equation
   67,640,279 : 148,208,104 = 148,208,104 : x
2. Step 2: Convert to fraction form
   67,640,279/148,208,104 = 148,208,104/x
3. Step 3: Cross multiply
   67,640,279x = 148,208,104 × 148,208,104
4. Step 4: Simplify right side
   67,640,279x = 21,965,642,091,274,816
5. Step 5: Solve for x
   x = 21,965,642,091,274,816/67,640,279
6. Step 6: Final answer
   x = 324,742,038.56