Finding the Fourth Proportional to 37,501.79, 56,280.36 and 17,780.42

Step by Step Solution

1. Step 1: Write the proportion equation
   37,501.79 : 56,280.36 = 17,780.42 : x
2. Step 2: Convert to fraction form
   37,501.79/56,280.36 = 17,780.42/x
3. Step 3: Cross multiply
   37,501.79x = 56,280.36 × 17,780.42
4. Step 4: Simplify right side
   37,501.79x = 1,000,688,157.15
5. Step 5: Solve for x
   x = 1,000,688,157.15/37,501.79
6. Step 6: Final answer
   x = 26,683.75