Finding the Fourth Proportional to 42,766.17, 64,151.88 and 16,470.99

Step by Step Solution

1. Step 1: Write the proportion equation
   42,766.17 : 64,151.88 = 16,470.99 : x
2. Step 2: Convert to fraction form
   42,766.17/64,151.88 = 16,470.99/x
3. Step 3: Cross multiply
   42,766.17x = 64,151.88 × 16,470.99
4. Step 4: Simplify right side
   42,766.17x = 1,056,644,973.96
5. Step 5: Solve for x
   x = 1,056,644,973.96/42,766.17
6. Step 6: Final answer
   x = 24,707.50