Finding the Fourth Proportional to 35,820.59, 49,417.98 and 21,648.83

Step by Step Solution

1. Step 1: Write the proportion equation
   35,820.59 : 49,417.98 = 21,648.83 : x
2. Step 2: Convert to fraction form
   35,820.59/49,417.98 = 21,648.83/x
3. Step 3: Cross multiply
   35,820.59x = 49,417.98 × 21,648.83
4. Step 4: Simplify right side
   35,820.59x = 1,069,841,447.96
5. Step 5: Solve for x
   x = 1,069,841,447.96/35,820.59
6. Step 6: Final answer
   x = 29,866.66