Finding the Fourth Proportional to 1,666,485.36, 2,499,857.64 and 544,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,666,485.36 : 2,499,857.64 = 544,667.76 : x
2. Step 2: Convert to fraction form
   1,666,485.36/2,499,857.64 = 544,667.76/x
3. Step 3: Cross multiply
   1,666,485.36x = 2,499,857.64 × 544,667.76
4. Step 4: Simplify right side
   1,666,485.36x = 1,361,591,861,097.69
5. Step 5: Solve for x
   x = 1,361,591,861,097.69/1,666,485.36
6. Step 6: Final answer
   x = 817,044.00