Finding the Fourth Proportional to 42,814.72, 64,206.10 and 14,726.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,814.72 : 64,206.10 = 14,726.82 : x
2. Step 2: Convert to fraction form
   42,814.72/64,206.10 = 14,726.82/x
3. Step 3: Cross multiply
   42,814.72x = 64,206.10 × 14,726.82
4. Step 4: Simplify right side
   42,814.72x = 945,551,677.60
5. Step 5: Solve for x
   x = 945,551,677.60/42,814.72
6. Step 6: Final answer
   x = 22,084.73