Finding the Fourth Proportional to 37,070.49, 51,155.25 and 21,964.54

Step by Step Solution

1. Step 1: Write the proportion equation
   37,070.49 : 51,155.25 = 21,964.54 : x
2. Step 2: Convert to fraction form
   37,070.49/51,155.25 = 21,964.54/x
3. Step 3: Cross multiply
   37,070.49x = 51,155.25 × 21,964.54
4. Step 4: Simplify right side
   37,070.49x = 1,123,601,534.84
5. Step 5: Solve for x
   x = 1,123,601,534.84/37,070.49
6. Step 6: Final answer
   x = 30,309.86