Finding the Fourth Proportional to 510,799.10, 704,902.76 and 296,063.72

Step by Step Solution

1. Step 1: Write the proportion equation
   510,799.10 : 704,902.76 = 296,063.72 : x
2. Step 2: Convert to fraction form
   510,799.10/704,902.76 = 296,063.72/x
3. Step 3: Cross multiply
   510,799.10x = 704,902.76 × 296,063.72
4. Step 4: Simplify right side
   510,799.10x = 208,696,131,883.55
5. Step 5: Solve for x
   x = 208,696,131,883.55/510,799.10
6. Step 6: Final answer
   x = 408,567.93