Finding the Fourth Proportional to 14,109.09, 21,156.12 and 4,746

Step by Step Solution

1. Step 1: Write the proportion equation
   14,109.09 : 21,156.12 = 4,746 : x
2. Step 2: Convert to fraction form
   14,109.09/21,156.12 = 4,746/x
3. Step 3: Cross multiply
   14,109.09x = 21,156.12 × 4,746
4. Step 4: Simplify right side
   14,109.09x = 100,406,945.52
5. Step 5: Solve for x
   x = 100,406,945.52/14,109.09
6. Step 6: Final answer
   x = 7,116.47