Finding the Fourth Proportional to 1,501,143.37, 2,071,574.77 and 812,815.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,143.37 : 2,071,574.77 = 812,815.02 : x
2. Step 2: Convert to fraction form
   1,501,143.37/2,071,574.77 = 812,815.02/x
3. Step 3: Cross multiply
   1,501,143.37x = 2,071,574.77 × 812,815.02
4. Step 4: Simplify right side
   1,501,143.37x = 1,683,807,093,287.98
5. Step 5: Solve for x
   x = 1,683,807,093,287.98/1,501,143.37
6. Step 6: Final answer
   x = 1,121,683.06