Finding the Fourth Proportional to 49,570.08, 68,381.58 and 31,646.40

Step by Step Solution

1. Step 1: Write the proportion equation
   49,570.08 : 68,381.58 = 31,646.40 : x
2. Step 2: Convert to fraction form
   49,570.08/68,381.58 = 31,646.40/x
3. Step 3: Cross multiply
   49,570.08x = 68,381.58 × 31,646.40
4. Step 4: Simplify right side
   49,570.08x = 2,164,030,833.31
5. Step 5: Solve for x
   x = 2,164,030,833.31/49,570.08
6. Step 6: Final answer
   x = 43,655.99