Finding the Fourth Proportional to 1,966,031.81, 2,948,061.46 and 1,145,636.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,966,031.81 : 2,948,061.46 = 1,145,636.17 : x
2. Step 2: Convert to fraction form
   1,966,031.81/2,948,061.46 = 1,145,636.17/x
3. Step 3: Cross multiply
   1,966,031.81x = 2,948,061.46 × 1,145,636.17
4. Step 4: Simplify right side
   1,966,031.81x = 3,377,405,839,959.01
5. Step 5: Solve for x
   x = 3,377,405,839,959.01/1,966,031.81
6. Step 6: Final answer
   x = 1,717,879.55