Finding the Fourth Proportional to 9,978.13, 14,967.23 and 4,053.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,978.13 : 14,967.23 = 4,053.93 : x
2. Step 2: Convert to fraction form
   9,978.13/14,967.23 = 4,053.93/x
3. Step 3: Cross multiply
   9,978.13x = 14,967.23 × 4,053.93
4. Step 4: Simplify right side
   9,978.13x = 60,676,102.71
5. Step 5: Solve for x
   x = 60,676,102.71/9,978.13
6. Step 6: Final answer
   x = 6,080.91