Finding the Fourth Proportional to 49,110.72, 73,646.52 and 21,044.16

Step by Step Solution

1. Step 1: Write the proportion equation
   49,110.72 : 73,646.52 = 21,044.16 : x
2. Step 2: Convert to fraction form
   49,110.72/73,646.52 = 21,044.16/x
3. Step 3: Cross multiply
   49,110.72x = 73,646.52 × 21,044.16
4. Step 4: Simplify right side
   49,110.72x = 1,549,829,150.32
5. Step 5: Solve for x
   x = 1,549,829,150.32/49,110.72
6. Step 6: Final answer
   x = 31,557.86