Finding the Fourth Proportional to 1,426,464.88, 2,143,041.72 and 1,345,762.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,464.88 : 2,143,041.72 = 1,345,762.96 : x
2. Step 2: Convert to fraction form
   1,426,464.88/2,143,041.72 = 1,345,762.96/x
3. Step 3: Cross multiply
   1,426,464.88x = 2,143,041.72 × 1,345,762.96
4. Step 4: Simplify right side
   1,426,464.88x = 2,884,026,168,510.69
5. Step 5: Solve for x
   x = 2,884,026,168,510.69/1,426,464.88
6. Step 6: Final answer
   x = 2,021,799.63