Finding the Third Proportional to 67,896,796 and 138,931,208

Step by Step Solution

1. Step 1: Write the proportion equation
   67,896,796 : 138,931,208 = 138,931,208 : x
2. Step 2: Convert to fraction form
   67,896,796/138,931,208 = 138,931,208/x
3. Step 3: Cross multiply
   67,896,796x = 138,931,208 × 138,931,208
4. Step 4: Simplify right side
   67,896,796x = 19,301,880,556,339,264
5. Step 5: Solve for x
   x = 19,301,880,556,339,264/67,896,796
6. Step 6: Final answer
   x = 284,282,642.09