Finding the Fourth Proportional to 688,068.72, 949,559.03 and 382,150.82

Step by Step Solution

1. Step 1: Write the proportion equation
   688,068.72 : 949,559.03 = 382,150.82 : x
2. Step 2: Convert to fraction form
   688,068.72/949,559.03 = 382,150.82/x
3. Step 3: Cross multiply
   688,068.72x = 949,559.03 × 382,150.82
4. Step 4: Simplify right side
   688,068.72x = 362,874,755,294.36
5. Step 5: Solve for x
   x = 362,874,755,294.36/688,068.72
6. Step 6: Final answer
   x = 527,381.56