Finding the Fourth Proportional to 2,139,190.24, 3,208,719.48 and 876,066.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,190.24 : 3,208,719.48 = 876,066.52 : x
2. Step 2: Convert to fraction form
   2,139,190.24/3,208,719.48 = 876,066.52/x
3. Step 3: Cross multiply
   2,139,190.24x = 3,208,719.48 × 876,066.52
4. Step 4: Simplify right side
   2,139,190.24x = 2,811,051,708,499.81
5. Step 5: Solve for x
   x = 2,811,051,708,499.81/2,139,190.24
6. Step 6: Final answer
   x = 1,314,072.80