Finding the Fourth Proportional to 9,985.12, 14,977.51 and 3,744.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,985.12 : 14,977.51 = 3,744.98 : x
2. Step 2: Convert to fraction form
   9,985.12/14,977.51 = 3,744.98/x
3. Step 3: Cross multiply
   9,985.12x = 14,977.51 × 3,744.98
4. Step 4: Simplify right side
   9,985.12x = 56,090,531.56
5. Step 5: Solve for x
   x = 56,090,531.56/9,985.12
6. Step 6: Final answer
   x = 5,617.41