Finding the Third Proportional to 67,588,653 and 138,760,384

Step by Step Solution

1. Step 1: Write the proportion equation
   67,588,653 : 138,760,384 = 138,760,384 : x
2. Step 2: Convert to fraction form
   67,588,653/138,760,384 = 138,760,384/x
3. Step 3: Cross multiply
   67,588,653x = 138,760,384 × 138,760,384
4. Step 4: Simplify right side
   67,588,653x = 19,254,444,167,827,456
5. Step 5: Solve for x
   x = 19,254,444,167,827,456/67,588,653
6. Step 6: Final answer
   x = 284,876,873.75