Finding the Fourth Proportional to 13,092.95, 19,642.49 and 4,327.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,092.95 : 19,642.49 = 4,327.86 : x
2. Step 2: Convert to fraction form
   13,092.95/19,642.49 = 4,327.86/x
3. Step 3: Cross multiply
   13,092.95x = 19,642.49 × 4,327.86
4. Step 4: Simplify right side
   13,092.95x = 85,009,957.59
5. Step 5: Solve for x
   x = 85,009,957.59/13,092.95
6. Step 6: Final answer
   x = 6,492.81