Finding the Third Proportional to 42,733,082.25 and 86,976,378

Step by Step Solution

1. Step 1: Write the proportion equation
   42,733,082.25 : 86,976,378 = 86,976,378 : x
2. Step 2: Convert to fraction form
   42,733,082.25/86,976,378 = 86,976,378/x
3. Step 3: Cross multiply
   42,733,082.25x = 86,976,378 × 86,976,378
4. Step 4: Simplify right side
   42,733,082.25x = 7,564,890,329,998,884
5. Step 5: Solve for x
   x = 7,564,890,329,998,884/42,733,082.25
6. Step 6: Final answer
   x = 177,026,554.88