Finding the Fourth Proportional to 626,543.82, 864,649.78 and 368,373.94

Step by Step Solution

1. Step 1: Write the proportion equation
   626,543.82 : 864,649.78 = 368,373.94 : x
2. Step 2: Convert to fraction form
   626,543.82/864,649.78 = 368,373.94/x
3. Step 3: Cross multiply
   626,543.82x = 864,649.78 × 368,373.94
4. Step 4: Simplify right side
   626,543.82x = 318,514,443,096.17
5. Step 5: Solve for x
   x = 318,514,443,096.17/626,543.82
6. Step 6: Final answer
   x = 508,367.38