Finding the Fourth Proportional to 37,707.22, 52,032.06 and 21,796.78

Step by Step Solution

1. Step 1: Write the proportion equation
   37,707.22 : 52,032.06 = 21,796.78 : x
2. Step 2: Convert to fraction form
   37,707.22/52,032.06 = 21,796.78/x
3. Step 3: Cross multiply
   37,707.22x = 52,032.06 × 21,796.78
4. Step 4: Simplify right side
   37,707.22x = 1,134,131,364.77
5. Step 5: Solve for x
   x = 1,134,131,364.77/37,707.22
6. Step 6: Final answer
   x = 30,077.30