Finding the Fourth Proportional to 42,742.69, 64,114.94 and 14,662.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,742.69 : 64,114.94 = 14,662.62 : x
2. Step 2: Convert to fraction form
   42,742.69/64,114.94 = 14,662.62/x
3. Step 3: Cross multiply
   42,742.69x = 64,114.94 × 14,662.62
4. Step 4: Simplify right side
   42,742.69x = 940,093,038.20
5. Step 5: Solve for x
   x = 940,093,038.20/42,742.69
6. Step 6: Final answer
   x = 21,994.24