Finding the Fourth Proportional to 3,942,065.50, 5,913,060.89 and 1,246,391.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942,065.50 : 5,913,060.89 = 1,246,391.17 : x
2. Step 2: Convert to fraction form
   3,942,065.50/5,913,060.89 = 1,246,391.17/x
3. Step 3: Cross multiply
   3,942,065.50x = 5,913,060.89 × 1,246,391.17
4. Step 4: Simplify right side
   3,942,065.50x = 7,369,986,859,953.73
5. Step 5: Solve for x
   x = 7,369,986,859,953.73/3,942,065.50
6. Step 6: Final answer
   x = 1,869,574.94