Finding the Fourth Proportional to 9,978.52, 14,967.80 and 3,053

Step by Step Solution

1. Step 1: Write the proportion equation
   9,978.52 : 14,967.80 = 3,053 : x
2. Step 2: Convert to fraction form
   9,978.52/14,967.80 = 3,053/x
3. Step 3: Cross multiply
   9,978.52x = 14,967.80 × 3,053
4. Step 4: Simplify right side
   9,978.52x = 45,696,693.40
5. Step 5: Solve for x
   x = 45,696,693.40/9,978.52
6. Step 6: Final answer
   x = 4,579.51