Finding the Fourth Proportional to 32,902.61, 45,384.71 and 21,572.84

Step by Step Solution

1. Step 1: Write the proportion equation
   32,902.61 : 45,384.71 = 21,572.84 : x
2. Step 2: Convert to fraction form
   32,902.61/45,384.71 = 21,572.84/x
3. Step 3: Cross multiply
   32,902.61x = 45,384.71 × 21,572.84
4. Step 4: Simplify right side
   32,902.61x = 979,076,752.49
5. Step 5: Solve for x
   x = 979,076,752.49/32,902.61
6. Step 6: Final answer
   x = 29,756.82