Finding the Fourth Proportional to 8,997.61, 12,416.72 and 5,018.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,997.61 : 12,416.72 = 5,018.98 : x
2. Step 2: Convert to fraction form
   8,997.61/12,416.72 = 5,018.98/x
3. Step 3: Cross multiply
   8,997.61x = 12,416.72 × 5,018.98
4. Step 4: Simplify right side
   8,997.61x = 62,319,269.35
5. Step 5: Solve for x
   x = 62,319,269.35/8,997.61
6. Step 6: Final answer
   x = 6,926.20