Finding the Fourth Proportional to 32,827.32, 45,274.95 and 20,870.10

Step by Step Solution

1. Step 1: Write the proportion equation
   32,827.32 : 45,274.95 = 20,870.10 : x
2. Step 2: Convert to fraction form
   32,827.32/45,274.95 = 20,870.10/x
3. Step 3: Cross multiply
   32,827.32x = 45,274.95 × 20,870.10
4. Step 4: Simplify right side
   32,827.32x = 944,892,734.00
5. Step 5: Solve for x
   x = 944,892,734.00/32,827.32
6. Step 6: Final answer
   x = 28,783.73