Finding the Third Proportional to 42,733,079 and 86,976,372

Step by Step Solution

1. Step 1: Write the proportion equation
   42,733,079 : 86,976,372 = 86,976,372 : x
2. Step 2: Convert to fraction form
   42,733,079/86,976,372 = 86,976,372/x
3. Step 3: Cross multiply
   42,733,079x = 86,976,372 × 86,976,372
4. Step 4: Simplify right side
   42,733,079x = 7,564,889,286,282,384
5. Step 5: Solve for x
   x = 7,564,889,286,282,384/42,733,079
6. Step 6: Final answer
   x = 177,026,543.92