Finding the Fourth Proportional to 1,769,905,815.69, 2,442,470,264.72 and 976,951,944.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,769,905,815.69 : 2,442,470,264.72 = 976,951,944.45 : x
2. Step 2: Convert to fraction form
   1,769,905,815.69/2,442,470,264.72 = 976,951,944.45/x
3. Step 3: Cross multiply
   1,769,905,815.69x = 2,442,470,264.72 × 976,951,944.45
4. Step 4: Simplify right side
   1,769,905,815.69x = 2,386,176,074,378,338,304
5. Step 5: Solve for x
   x = 2,386,176,074,378,338,304/1,769,905,815.69
6. Step 6: Final answer
   x = 1,348,193,815.30