Finding the Fourth Proportional to 2,087,436.33, 2,880,673.20 and 1,169,667.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087,436.33 : 2,880,673.20 = 1,169,667.45 : x
2. Step 2: Convert to fraction form
   2,087,436.33/2,880,673.20 = 1,169,667.45/x
3. Step 3: Cross multiply
   2,087,436.33x = 2,880,673.20 × 1,169,667.45
4. Step 4: Simplify right side
   2,087,436.33x = 3,369,429,676,127.34
5. Step 5: Solve for x
   x = 3,369,429,676,127.34/2,087,436.33
6. Step 6: Final answer
   x = 1,614,147.28