Finding the Fourth Proportional to 37,737.18, 56,612.61 and 30,778.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,737.18 : 56,612.61 = 30,778.88 : x
2. Step 2: Convert to fraction form
   37,737.18/56,612.61 = 30,778.88/x
3. Step 3: Cross multiply
   37,737.18x = 56,612.61 × 30,778.88
4. Step 4: Simplify right side
   37,737.18x = 1,742,472,446.61
5. Step 5: Solve for x
   x = 1,742,472,446.61/37,737.18
6. Step 6: Final answer
   x = 46,173.89