Finding the Fourth Proportional to 37,763.94, 56,641.98 and 12,803.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,763.94 : 56,641.98 = 12,803.34 : x
2. Step 2: Convert to fraction form
   37,763.94/56,641.98 = 12,803.34/x
3. Step 3: Cross multiply
   37,763.94x = 56,641.98 × 12,803.34
4. Step 4: Simplify right side
   37,763.94x = 725,206,528.21
5. Step 5: Solve for x
   x = 725,206,528.21/37,763.94
6. Step 6: Final answer
   x = 19,203.68