Finding the Third Proportional to 55,309,180 and 79,674,738

Step by Step Solution

1. Step 1: Write the proportion equation
   55,309,180 : 79,674,738 = 79,674,738 : x
2. Step 2: Convert to fraction form
   55,309,180/79,674,738 = 79,674,738/x
3. Step 3: Cross multiply
   55,309,180x = 79,674,738 × 79,674,738
4. Step 4: Simplify right side
   55,309,180x = 6,348,063,875,368,644
5. Step 5: Solve for x
   x = 6,348,063,875,368,644/55,309,180
6. Step 6: Final answer
   x = 114,774,145.55