Finding the Fourth Proportional to 1,155,885.84, 1,595,443.02 and 672,544.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,885.84 : 1,595,443.02 = 672,544.34 : x
2. Step 2: Convert to fraction form
   1,155,885.84/1,595,443.02 = 672,544.34/x
3. Step 3: Cross multiply
   1,155,885.84x = 1,595,443.02 × 672,544.34
4. Step 4: Simplify right side
   1,155,885.84x = 1,073,006,172,893.51
5. Step 5: Solve for x
   x = 1,073,006,172,893.51/1,155,885.84
6. Step 6: Final answer
   x = 928,297.71