Finding the Fourth Proportional to 2,151,431,825.98, 2,968,897,536.33 and 1,198,763,341.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151,431,825.98 : 2,968,897,536.33 = 1,198,763,341.06 : x
2. Step 2: Convert to fraction form
   2,151,431,825.98/2,968,897,536.33 = 1,198,763,341.06/x
3. Step 3: Cross multiply
   2,151,431,825.98x = 2,968,897,536.33 × 1,198,763,341.06
4. Step 4: Simplify right side
   2,151,431,825.98x = 3,559,005,529,915,753,472
5. Step 5: Solve for x
   x = 3,559,005,529,915,753,472/2,151,431,825.98
6. Step 6: Final answer
   x = 1,654,249,735.89