Finding the Fourth Proportional to 32,875.88, 45,368.71 and 18,728.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,875.88 : 45,368.71 = 18,728.72 : x
2. Step 2: Convert to fraction form
   32,875.88/45,368.71 = 18,728.72/x
3. Step 3: Cross multiply
   32,875.88x = 45,368.71 × 18,728.72
4. Step 4: Simplify right side
   32,875.88x = 849,697,762.82
5. Step 5: Solve for x
   x = 849,697,762.82/32,875.88
6. Step 6: Final answer
   x = 25,845.63