Finding the Fourth Proportional to 37,774.83, 56,636.69 and 21,146.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,774.83 : 56,636.69 = 21,146.34 : x
2. Step 2: Convert to fraction form
   37,774.83/56,636.69 = 21,146.34/x
3. Step 3: Cross multiply
   37,774.83x = 56,636.69 × 21,146.34
4. Step 4: Simplify right side
   37,774.83x = 1,197,658,597.48
5. Step 5: Solve for x
   x = 1,197,658,597.48/37,774.83
6. Step 6: Final answer
   x = 31,705.20