Finding the Fourth Proportional to 2,859,061.31, 4,287,640.62 and 1,152,763.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,061.31 : 4,287,640.62 = 1,152,763.91 : x
2. Step 2: Convert to fraction form
   2,859,061.31/4,287,640.62 = 1,152,763.91/x
3. Step 3: Cross multiply
   2,859,061.31x = 4,287,640.62 × 1,152,763.91
4. Step 4: Simplify right side
   2,859,061.31x = 4,942,637,365,786.02
5. Step 5: Solve for x
   x = 4,942,637,365,786.02/2,859,061.31
6. Step 6: Final answer
   x = 1,728,762.29