Finding the Fourth Proportional to 42,385.14, 63,582.98 and 12,802.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,385.14 : 63,582.98 = 12,802.86 : x
2. Step 2: Convert to fraction form
   42,385.14/63,582.98 = 12,802.86/x
3. Step 3: Cross multiply
   42,385.14x = 63,582.98 × 12,802.86
4. Step 4: Simplify right side
   42,385.14x = 814,043,927.31
5. Step 5: Solve for x
   x = 814,043,927.31/42,385.14
6. Step 6: Final answer
   x = 19,205.88