Finding the Fourth Proportional to 697,797,061.47, 962,947,473.84 and 380,260,066.05

Step by Step Solution

1. Step 1: Write the proportion equation
   697,797,061.47 : 962,947,473.84 = 380,260,066.05 : x
2. Step 2: Convert to fraction form
   697,797,061.47/962,947,473.84 = 380,260,066.05/x
3. Step 3: Cross multiply
   697,797,061.47x = 962,947,473.84 × 380,260,066.05
4. Step 4: Simplify right side
   697,797,061.47x = 366,170,470,005,079,040
5. Step 5: Solve for x
   x = 366,170,470,005,079,040/697,797,061.47
6. Step 6: Final answer
   x = 524,752,095.16