Finding the Fourth Proportional to 1,716,142.82, 2,574,365.53 and 636,667.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,716,142.82 : 2,574,365.53 = 636,667.88 : x
2. Step 2: Convert to fraction form
   1,716,142.82/2,574,365.53 = 636,667.88/x
3. Step 3: Cross multiply
   1,716,142.82x = 2,574,365.53 × 636,667.88
4. Step 4: Simplify right side
   1,716,142.82x = 1,639,015,844,330.18
5. Step 5: Solve for x
   x = 1,639,015,844,330.18/1,716,142.82
6. Step 6: Final answer
   x = 955,057.95