Finding the Fourth Proportional to 1,143,185.50, 1,577,666.77 and 633,887.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,185.50 : 1,577,666.77 = 633,887.88 : x
2. Step 2: Convert to fraction form
   1,143,185.50/1,577,666.77 = 633,887.88/x
3. Step 3: Cross multiply
   1,143,185.50x = 1,577,666.77 × 633,887.88
4. Step 4: Simplify right side
   1,143,185.50x = 1,000,063,836,680.78
5. Step 5: Solve for x
   x = 1,000,063,836,680.78/1,143,185.50
6. Step 6: Final answer
   x = 874,804.51