Finding the Fourth Proportional to 9,983.91, 14,985.06 and 5,056.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.91 : 14,985.06 = 5,056.98 : x
2. Step 2: Convert to fraction form
   9,983.91/14,985.06 = 5,056.98/x
3. Step 3: Cross multiply
   9,983.91x = 14,985.06 × 5,056.98
4. Step 4: Simplify right side
   9,983.91x = 75,779,148.72
5. Step 5: Solve for x
   x = 75,779,148.72/9,983.91
6. Step 6: Final answer
   x = 7,590.13