Finding the Third Proportional to 56,712,258 and 124,404,132

Step by Step Solution

1. Step 1: Write the proportion equation
   56,712,258 : 124,404,132 = 124,404,132 : x
2. Step 2: Convert to fraction form
   56,712,258/124,404,132 = 124,404,132/x
3. Step 3: Cross multiply
   56,712,258x = 124,404,132 × 124,404,132
4. Step 4: Simplify right side
   56,712,258x = 15,476,388,058,673,424
5. Step 5: Solve for x
   x = 15,476,388,058,673,424/56,712,258
6. Step 6: Final answer
   x = 272,893,173.44