Finding the Fourth Proportional to 10,420.42, 14,373.25 and 7,437.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,420.42 : 14,373.25 = 7,437.93 : x
2. Step 2: Convert to fraction form
   10,420.42/14,373.25 = 7,437.93/x
3. Step 3: Cross multiply
   10,420.42x = 14,373.25 × 7,437.93
4. Step 4: Simplify right side
   10,420.42x = 106,907,277.57
5. Step 5: Solve for x
   x = 106,907,277.57/10,420.42
6. Step 6: Final answer
   x = 10,259.40