Finding the Fourth Proportional to 3,445,914.72, 4,755,256.56 and 1,917,982.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,445,914.72 : 4,755,256.56 = 1,917,982.56 : x
2. Step 2: Convert to fraction form
   3,445,914.72/4,755,256.56 = 1,917,982.56/x
3. Step 3: Cross multiply
   3,445,914.72x = 4,755,256.56 × 1,917,982.56
4. Step 4: Simplify right side
   3,445,914.72x = 9,120,499,150,405.59
5. Step 5: Solve for x
   x = 9,120,499,150,405.59/3,445,914.72
6. Step 6: Final answer
   x = 2,646,757.07