Finding the Fourth Proportional to 37,870.83, 52,261.11 and 21,737.49

Step by Step Solution

1. Step 1: Write the proportion equation
   37,870.83 : 52,261.11 = 21,737.49 : x
2. Step 2: Convert to fraction form
   37,870.83/52,261.11 = 21,737.49/x
3. Step 3: Cross multiply
   37,870.83x = 52,261.11 × 21,737.49
4. Step 4: Simplify right side
   37,870.83x = 1,136,025,356.01
5. Step 5: Solve for x
   x = 1,136,025,356.01/37,870.83
6. Step 6: Final answer
   x = 29,997.37