Finding the Fourth Proportional to 10,060.46, 15,085.82 and 4,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,060.46 : 15,085.82 = 4,215.50 : x
2. Step 2: Convert to fraction form
   10,060.46/15,085.82 = 4,215.50/x
3. Step 3: Cross multiply
   10,060.46x = 15,085.82 × 4,215.50
4. Step 4: Simplify right side
   10,060.46x = 63,594,209.32
5. Step 5: Solve for x
   x = 63,594,209.32/10,060.46
6. Step 6: Final answer
   x = 6,321.21