Finding the Fourth Proportional to 37,150.74, 55,803.20 and 30,042.99

Step by Step Solution

1. Step 1: Write the proportion equation
   37,150.74 : 55,803.20 = 30,042.99 : x
2. Step 2: Convert to fraction form
   37,150.74/55,803.20 = 30,042.99/x
3. Step 3: Cross multiply
   37,150.74x = 55,803.20 × 30,042.99
4. Step 4: Simplify right side
   37,150.74x = 1,676,494,829.35
5. Step 5: Solve for x
   x = 1,676,494,829.35/37,150.74
6. Step 6: Final answer
   x = 45,126.82