Finding the Fourth Proportional to 1,150,510.01, 1,587,757.87 and 641,216.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,510.01 : 1,587,757.87 = 641,216.03 : x
2. Step 2: Convert to fraction form
   1,150,510.01/1,587,757.87 = 641,216.03/x
3. Step 3: Cross multiply
   1,150,510.01x = 1,587,757.87 × 641,216.03
4. Step 4: Simplify right side
   1,150,510.01x = 1,018,095,801,599.95
5. Step 5: Solve for x
   x = 1,018,095,801,599.95/1,150,510.01
6. Step 6: Final answer
   x = 884,908.25