Finding the Fourth Proportional to 48,523.69, 72,784.72 and 21,854.84

Step by Step Solution

1. Step 1: Write the proportion equation
   48,523.69 : 72,784.72 = 21,854.84 : x
2. Step 2: Convert to fraction form
   48,523.69/72,784.72 = 21,854.84/x
3. Step 3: Cross multiply
   48,523.69x = 72,784.72 × 21,854.84
4. Step 4: Simplify right side
   48,523.69x = 1,590,698,300.77
5. Step 5: Solve for x
   x = 1,590,698,300.77/48,523.69
6. Step 6: Final answer
   x = 32,781.89