Finding the Fourth Proportional to 1,418,111.05, 1,956,944.85 and 845,140.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,111.05 : 1,956,944.85 = 845,140.81 : x
2. Step 2: Convert to fraction form
   1,418,111.05/1,956,944.85 = 845,140.81/x
3. Step 3: Cross multiply
   1,418,111.05x = 1,956,944.85 × 845,140.81
4. Step 4: Simplify right side
   1,418,111.05x = 1,653,893,955,654.33
5. Step 5: Solve for x
   x = 1,653,893,955,654.33/1,418,111.05
6. Step 6: Final answer
   x = 1,166,265.47