Finding the Fourth Proportional to 14,118.48, 19,483.51 and 7,830.86

Step by Step Solution

1. Step 1: Write the proportion equation
   14,118.48 : 19,483.51 = 7,830.86 : x
2. Step 2: Convert to fraction form
   14,118.48/19,483.51 = 7,830.86/x
3. Step 3: Cross multiply
   14,118.48x = 19,483.51 × 7,830.86
4. Step 4: Simplify right side
   14,118.48x = 152,572,551.49
5. Step 5: Solve for x
   x = 152,572,551.49/14,118.48
6. Step 6: Final answer
   x = 10,806.58