Finding the Fourth Proportional to 37,768.31, 56,601.43 and 14,381.99

Step by Step Solution

1. Step 1: Write the proportion equation
   37,768.31 : 56,601.43 = 14,381.99 : x
2. Step 2: Convert to fraction form
   37,768.31/56,601.43 = 14,381.99/x
3. Step 3: Cross multiply
   37,768.31x = 56,601.43 × 14,381.99
4. Step 4: Simplify right side
   37,768.31x = 814,041,200.25
5. Step 5: Solve for x
   x = 814,041,200.25/37,768.31
6. Step 6: Final answer
   x = 21,553.55