Finding the Fourth Proportional to 9,938.48, 14,900.55 and 5,011.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.48 : 14,900.55 = 5,011.59 : x
2. Step 2: Convert to fraction form
   9,938.48/14,900.55 = 5,011.59/x
3. Step 3: Cross multiply
   9,938.48x = 14,900.55 × 5,011.59
4. Step 4: Simplify right side
   9,938.48x = 74,675,447.37
5. Step 5: Solve for x
   x = 74,675,447.37/9,938.48
6. Step 6: Final answer
   x = 7,513.77