Finding the Third Proportional to 84,039,408 and 126,059,094

Step by Step Solution

1. Step 1: Write the proportion equation
   84,039,408 : 126,059,094 = 126,059,094 : x
2. Step 2: Convert to fraction form
   84,039,408/126,059,094 = 126,059,094/x
3. Step 3: Cross multiply
   84,039,408x = 126,059,094 × 126,059,094
4. Step 4: Simplify right side
   84,039,408x = 15,890,895,180,100,836
5. Step 5: Solve for x
   x = 15,890,895,180,100,836/84,039,408
6. Step 6: Final answer
   x = 189,088,614.00