Finding the Fourth Proportional to 10,248.53, 15,364.89 and 4,697.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,248.53 : 15,364.89 = 4,697.87 : x
2. Step 2: Convert to fraction form
   10,248.53/15,364.89 = 4,697.87/x
3. Step 3: Cross multiply
   10,248.53x = 15,364.89 × 4,697.87
4. Step 4: Simplify right side
   10,248.53x = 72,182,178.96
5. Step 5: Solve for x
   x = 72,182,178.96/10,248.53
6. Step 6: Final answer
   x = 7,043.18