Finding the Fourth Proportional to 37,830.96, 52,204.72 and 21,697.43

Step by Step Solution

1. Step 1: Write the proportion equation
   37,830.96 : 52,204.72 = 21,697.43 : x
2. Step 2: Convert to fraction form
   37,830.96/52,204.72 = 21,697.43/x
3. Step 3: Cross multiply
   37,830.96x = 52,204.72 × 21,697.43
4. Step 4: Simplify right side
   37,830.96x = 1,132,708,334.14
5. Step 5: Solve for x
   x = 1,132,708,334.14/37,830.96
6. Step 6: Final answer
   x = 29,941.31