Finding the Fourth Proportional to 10,063.86, 15,102.69 and 3,490.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,063.86 : 15,102.69 = 3,490.05 : x
2. Step 2: Convert to fraction form
   10,063.86/15,102.69 = 3,490.05/x
3. Step 3: Cross multiply
   10,063.86x = 15,102.69 × 3,490.05
4. Step 4: Simplify right side
   10,063.86x = 52,709,143.23
5. Step 5: Solve for x
   x = 52,709,143.23/10,063.86
6. Step 6: Final answer
   x = 5,237.47