Finding the Fourth Proportional to 676,051.42, 933,002.78 and 385,669.38

Step by Step Solution

1. Step 1: Write the proportion equation
   676,051.42 : 933,002.78 = 385,669.38 : x
2. Step 2: Convert to fraction form
   676,051.42/933,002.78 = 385,669.38/x
3. Step 3: Cross multiply
   676,051.42x = 933,002.78 × 385,669.38
4. Step 4: Simplify right side
   676,051.42x = 359,830,603,700.88
5. Step 5: Solve for x
   x = 359,830,603,700.88/676,051.42
6. Step 6: Final answer
   x = 532,253.31