Finding the Fourth Proportional to 42,054.48, 63,089.28 and 14,346

Step by Step Solution

1. Step 1: Write the proportion equation
   42,054.48 : 63,089.28 = 14,346 : x
2. Step 2: Convert to fraction form
   42,054.48/63,089.28 = 14,346/x
3. Step 3: Cross multiply
   42,054.48x = 63,089.28 × 14,346
4. Step 4: Simplify right side
   42,054.48x = 905,078,810.88
5. Step 5: Solve for x
   x = 905,078,810.88/42,054.48
6. Step 6: Final answer
   x = 21,521.58