Finding the Fourth Proportional to 2,619,606.42, 3,613,733.60 and 1,531,166.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,606.42 : 3,613,733.60 = 1,531,166.90 : x
2. Step 2: Convert to fraction form
   2,619,606.42/3,613,733.60 = 1,531,166.90/x
3. Step 3: Cross multiply
   2,619,606.42x = 3,613,733.60 × 1,531,166.90
4. Step 4: Simplify right side
   2,619,606.42x = 5,533,229,248,013.34
5. Step 5: Solve for x
   x = 5,533,229,248,013.34/2,619,606.42
6. Step 6: Final answer
   x = 2,112,236.86