Finding the Third Proportional to 28,120,558 and 58,480,118

Step by Step Solution

1. Step 1: Write the proportion equation
   28,120,558 : 58,480,118 = 58,480,118 : x
2. Step 2: Convert to fraction form
   28,120,558/58,480,118 = 58,480,118/x
3. Step 3: Cross multiply
   28,120,558x = 58,480,118 × 58,480,118
4. Step 4: Simplify right side
   28,120,558x = 3,419,924,201,293,924
5. Step 5: Solve for x
   x = 3,419,924,201,293,924/28,120,558
6. Step 6: Final answer
   x = 121,616,512.78