Finding the Fourth Proportional to 37,210.77, 51,341.99 and 21,078.45

Step by Step Solution

1. Step 1: Write the proportion equation
   37,210.77 : 51,341.99 = 21,078.45 : x
2. Step 2: Convert to fraction form
   37,210.77/51,341.99 = 21,078.45/x
3. Step 3: Cross multiply
   37,210.77x = 51,341.99 × 21,078.45
4. Step 4: Simplify right side
   37,210.77x = 1,082,209,463.72
5. Step 5: Solve for x
   x = 1,082,209,463.72/37,210.77
6. Step 6: Final answer
   x = 29,083.23