Finding the Fourth Proportional to 1,142,598.72, 1,576,836 and 633,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,598.72 : 1,576,836 = 633,301.50 : x
2. Step 2: Convert to fraction form
   1,142,598.72/1,576,836 = 633,301.50/x
3. Step 3: Cross multiply
   1,142,598.72x = 1,576,836 × 633,301.50
4. Step 4: Simplify right side
   1,142,598.72x = 998,612,604,054
5. Step 5: Solve for x
   x = 998,612,604,054/1,142,598.72
6. Step 6: Final answer
   x = 873,983.65