Finding the Fourth Proportional to 37,725.69, 52,070.82 and 21,807.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,725.69 : 52,070.82 = 21,807.84 : x
2. Step 2: Convert to fraction form
   37,725.69/52,070.82 = 21,807.84/x
3. Step 3: Cross multiply
   37,725.69x = 52,070.82 × 21,807.84
4. Step 4: Simplify right side
   37,725.69x = 1,135,552,111.23
5. Step 5: Solve for x
   x = 1,135,552,111.23/37,725.69
6. Step 6: Final answer
   x = 30,100.23