Finding the Fourth Proportional to 2,147,852.94, 3,221,778.15 and 631,548.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,852.94 : 3,221,778.15 = 631,548.42 : x
2. Step 2: Convert to fraction form
   2,147,852.94/3,221,778.15 = 631,548.42/x
3. Step 3: Cross multiply
   2,147,852.94x = 3,221,778.15 × 631,548.42
4. Step 4: Simplify right side
   2,147,852.94x = 2,034,708,900,223.02
5. Step 5: Solve for x
   x = 2,034,708,900,223.02/2,147,852.94
6. Step 6: Final answer
   x = 947,322.26