Finding the Fourth Proportional to 2,139,770.43, 2,952,918.87 and 1,159,740.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,770.43 : 2,952,918.87 = 1,159,740.78 : x
2. Step 2: Convert to fraction form
   2,139,770.43/2,952,918.87 = 1,159,740.78/x
3. Step 3: Cross multiply
   2,139,770.43x = 2,952,918.87 × 1,159,740.78
4. Step 4: Simplify right side
   2,139,770.43x = 3,424,620,433,570.52
5. Step 5: Solve for x
   x = 3,424,620,433,570.52/2,139,770.43
6. Step 6: Final answer
   x = 1,600,461.61