Finding the Third Proportional to 57,142,152 and 86,228,388

Step by Step Solution

1. Step 1: Write the proportion equation
   57,142,152 : 86,228,388 = 86,228,388 : x
2. Step 2: Convert to fraction form
   57,142,152/86,228,388 = 86,228,388/x
3. Step 3: Cross multiply
   57,142,152x = 86,228,388 × 86,228,388
4. Step 4: Simplify right side
   57,142,152x = 7,435,334,897,078,544
5. Step 5: Solve for x
   x = 7,435,334,897,078,544/57,142,152
6. Step 6: Final answer
   x = 130,119,966.38