Finding the Fourth Proportional to 37,718.94, 52,061.50 and 21,801.10

Step by Step Solution

1. Step 1: Write the proportion equation
   37,718.94 : 52,061.50 = 21,801.10 : x
2. Step 2: Convert to fraction form
   37,718.94/52,061.50 = 21,801.10/x
3. Step 3: Cross multiply
   37,718.94x = 52,061.50 × 21,801.10
4. Step 4: Simplify right side
   37,718.94x = 1,134,997,967.65
5. Step 5: Solve for x
   x = 1,134,997,967.65/37,718.94
6. Step 6: Final answer
   x = 30,090.93