Finding the Fourth Proportional to 533,019.42, 735,568.72 and 291,301.92

Step by Step Solution

1. Step 1: Write the proportion equation
   533,019.42 : 735,568.72 = 291,301.92 : x
2. Step 2: Convert to fraction form
   533,019.42/735,568.72 = 291,301.92/x
3. Step 3: Cross multiply
   533,019.42x = 735,568.72 × 291,301.92
4. Step 4: Simplify right side
   533,019.42x = 214,272,580,427.94
5. Step 5: Solve for x
   x = 214,272,580,427.94/533,019.42
6. Step 6: Final answer
   x = 401,997.70