Finding the Fourth Proportional to 7,385.98, 10,196.42 and 5,703.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,385.98 : 10,196.42 = 5,703.61 : x
2. Step 2: Convert to fraction form
   7,385.98/10,196.42 = 5,703.61/x
3. Step 3: Cross multiply
   7,385.98x = 10,196.42 × 5,703.61
4. Step 4: Simplify right side
   7,385.98x = 58,156,374.56
5. Step 5: Solve for x
   x = 58,156,374.56/7,385.98
6. Step 6: Final answer
   x = 7,873.89