Finding the Fourth Proportional to 55,455.21, 83,181.56 and 37,641.42

Step by Step Solution

1. Step 1: Write the proportion equation
   55,455.21 : 83,181.56 = 37,641.42 : x
2. Step 2: Convert to fraction form
   55,455.21/83,181.56 = 37,641.42/x
3. Step 3: Cross multiply
   55,455.21x = 83,181.56 × 37,641.42
4. Step 4: Simplify right side
   55,455.21x = 3,131,071,848.01
5. Step 5: Solve for x
   x = 3,131,071,848.01/55,455.21
6. Step 6: Final answer
   x = 56,461.27