Finding the Third Proportional to 55,732,878 and 86,084,349

Step by Step Solution

1. Step 1: Write the proportion equation
   55,732,878 : 86,084,349 = 86,084,349 : x
2. Step 2: Convert to fraction form
   55,732,878/86,084,349 = 86,084,349/x
3. Step 3: Cross multiply
   55,732,878x = 86,084,349 × 86,084,349
4. Step 4: Simplify right side
   55,732,878x = 7,410,515,142,753,801
5. Step 5: Solve for x
   x = 7,410,515,142,753,801/55,732,878
6. Step 6: Final answer
   x = 132,964,874.75