Finding the Fourth Proportional to 2,978,136,965.16, 4,109,696,440.56 and 1,707,066,717.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,136,965.16 : 4,109,696,440.56 = 1,707,066,717.48 : x
2. Step 2: Convert to fraction form
   2,978,136,965.16/4,109,696,440.56 = 1,707,066,717.48/x
3. Step 3: Cross multiply
   2,978,136,965.16x = 4,109,696,440.56 × 1,707,066,717.48
4. Step 4: Simplify right side
   2,978,136,965.16x = 7,015,526,012,625,998,848
5. Step 5: Solve for x
   x = 7,015,526,012,625,998,848/2,978,136,965.16
6. Step 6: Final answer
   x = 2,355,676,080.28