Finding the Third Proportional to 42,733,081 and 86,976,376

Step by Step Solution

1. Step 1: Write the proportion equation
   42,733,081 : 86,976,376 = 86,976,376 : x
2. Step 2: Convert to fraction form
   42,733,081/86,976,376 = 86,976,376/x
3. Step 3: Cross multiply
   42,733,081x = 86,976,376 × 86,976,376
4. Step 4: Simplify right side
   42,733,081x = 7,564,889,982,093,376
5. Step 5: Solve for x
   x = 7,564,889,982,093,376/42,733,081
6. Step 6: Final answer
   x = 177,026,551.91