Finding the Fourth Proportional to 1,142,784.06, 1,576,935.99 and 633,443.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,784.06 : 1,576,935.99 = 633,443.10 : x
2. Step 2: Convert to fraction form
   1,142,784.06/1,576,935.99 = 633,443.10/x
3. Step 3: Cross multiply
   1,142,784.06x = 1,576,935.99 × 633,443.10
4. Step 4: Simplify right side
   1,142,784.06x = 998,899,222,007.17
5. Step 5: Solve for x
   x = 998,899,222,007.17/1,142,784.06
6. Step 6: Final answer
   x = 874,092.72