Finding the Third Proportional to 57,465,272 and 89,225,789

Step by Step Solution

1. Step 1: Write the proportion equation
   57,465,272 : 89,225,789 = 89,225,789 : x
2. Step 2: Convert to fraction form
   57,465,272/89,225,789 = 89,225,789/x
3. Step 3: Cross multiply
   57,465,272x = 89,225,789 × 89,225,789
4. Step 4: Simplify right side
   57,465,272x = 7,961,241,422,672,521
5. Step 5: Solve for x
   x = 7,961,241,422,672,521/57,465,272
6. Step 6: Final answer
   x = 138,540,045.94