Finding the Fourth Proportional to 2,159,096.07, 3,238,648.20 and 561,656.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159,096.07 : 3,238,648.20 = 561,656.60 : x
2. Step 2: Convert to fraction form
   2,159,096.07/3,238,648.20 = 561,656.60/x
3. Step 3: Cross multiply
   2,159,096.07x = 3,238,648.20 × 561,656.60
4. Step 4: Simplify right side
   2,159,096.07x = 1,819,008,132,559.81
5. Step 5: Solve for x
   x = 1,819,008,132,559.81/2,159,096.07
6. Step 6: Final answer
   x = 842,485.96