Finding the Fourth Proportional to 10,503.62, 14,495.04 and 5,787.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.62 : 14,495.04 = 5,787.90 : x
2. Step 2: Convert to fraction form
   10,503.62/14,495.04 = 5,787.90/x
3. Step 3: Cross multiply
   10,503.62x = 14,495.04 × 5,787.90
4. Step 4: Simplify right side
   10,503.62x = 83,895,842.02
5. Step 5: Solve for x
   x = 83,895,842.02/10,503.62
6. Step 6: Final answer
   x = 7,987.33