Finding the Fourth Proportional to 653,019.72, 901,136.88 and 362,649.72

Step by Step Solution

1. Step 1: Write the proportion equation
   653,019.72 : 901,136.88 = 362,649.72 : x
2. Step 2: Convert to fraction form
   653,019.72/901,136.88 = 362,649.72/x
3. Step 3: Cross multiply
   653,019.72x = 901,136.88 × 362,649.72
4. Step 4: Simplify right side
   653,019.72x = 326,797,037,213.67
5. Step 5: Solve for x
   x = 326,797,037,213.67/653,019.72
6. Step 6: Final answer
   x = 500,439.77