Finding the Fourth Proportional to 895,196.72, 1,235,397.28 and 487,324.96

Step by Step Solution

1. Step 1: Write the proportion equation
   895,196.72 : 1,235,397.28 = 487,324.96 : x
2. Step 2: Convert to fraction form
   895,196.72/1,235,397.28 = 487,324.96/x
3. Step 3: Cross multiply
   895,196.72x = 1,235,397.28 × 487,324.96
4. Step 4: Simplify right side
   895,196.72x = 602,039,930,060.11
5. Step 5: Solve for x
   x = 602,039,930,060.11/895,196.72
6. Step 6: Final answer
   x = 672,522.49