Finding the Fourth Proportional to 1,179,424,337.37, 1,769,139,023.82 and 479,422,431.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179,424,337.37 : 1,769,139,023.82 = 479,422,431.12 : x
2. Step 2: Convert to fraction form
   1,179,424,337.37/1,769,139,023.82 = 479,422,431.12/x
3. Step 3: Cross multiply
   1,179,424,337.37x = 1,769,139,023.82 × 479,422,431.12
4. Step 4: Simplify right side
   1,179,424,337.37x = 848,164,931,789,047,936
5. Step 5: Solve for x
   x = 848,164,931,789,047,936/1,179,424,337.37
6. Step 6: Final answer
   x = 719,134,670.12