Finding the Fourth Proportional to 9,513.78, 14,264.52 and 3,970.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,513.78 : 14,264.52 = 3,970.92 : x
2. Step 2: Convert to fraction form
   9,513.78/14,264.52 = 3,970.92/x
3. Step 3: Cross multiply
   9,513.78x = 14,264.52 × 3,970.92
4. Step 4: Simplify right side
   9,513.78x = 56,643,267.76
5. Step 5: Solve for x
   x = 56,643,267.76/9,513.78
6. Step 6: Final answer
   x = 5,953.81