Finding the Fourth Proportional to 2,111,445.28, 3,166,499.06 and 763,429.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,445.28 : 3,166,499.06 = 763,429.51 : x
2. Step 2: Convert to fraction form
   2,111,445.28/3,166,499.06 = 763,429.51/x
3. Step 3: Cross multiply
   2,111,445.28x = 3,166,499.06 × 763,429.51
4. Step 4: Simplify right side
   2,111,445.28x = 2,417,398,825,791.26
5. Step 5: Solve for x
   x = 2,417,398,825,791.26/2,111,445.28
6. Step 6: Final answer
   x = 1,144,902.43