Finding the Fourth Proportional to 16,071.18, 24,109.05 and 4,978.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,071.18 : 24,109.05 = 4,978.74 : x
2. Step 2: Convert to fraction form
   16,071.18/24,109.05 = 4,978.74/x
3. Step 3: Cross multiply
   16,071.18x = 24,109.05 × 4,978.74
4. Step 4: Simplify right side
   16,071.18x = 120,032,691.60
5. Step 5: Solve for x
   x = 120,032,691.60/16,071.18
6. Step 6: Final answer
   x = 7,468.82