Finding the Fourth Proportional to 37,740.69, 52,091.55 and 21,822.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,740.69 : 52,091.55 = 21,822.84 : x
2. Step 2: Convert to fraction form
   37,740.69/52,091.55 = 21,822.84/x
3. Step 3: Cross multiply
   37,740.69x = 52,091.55 × 21,822.84
4. Step 4: Simplify right side
   37,740.69x = 1,136,785,561.00
5. Step 5: Solve for x
   x = 1,136,785,561.00/37,740.69
6. Step 6: Final answer
   x = 30,120.95