Finding the Fourth Proportional to 1,116,738.34, 1,540,979.85 and 657,825.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,738.34 : 1,540,979.85 = 657,825.82 : x
2. Step 2: Convert to fraction form
   1,116,738.34/1,540,979.85 = 657,825.82/x
3. Step 3: Cross multiply
   1,116,738.34x = 1,540,979.85 × 657,825.82
4. Step 4: Simplify right side
   1,116,738.34x = 1,013,696,333,429.73
5. Step 5: Solve for x
   x = 1,013,696,333,429.73/1,116,738.34
6. Step 6: Final answer
   x = 907,729.50