Finding the Fourth Proportional to 32,938.42, 45,424.32 and 30,492.02

Step by Step Solution

1. Step 1: Write the proportion equation
   32,938.42 : 45,424.32 = 30,492.02 : x
2. Step 2: Convert to fraction form
   32,938.42/45,424.32 = 30,492.02/x
3. Step 3: Cross multiply
   32,938.42x = 45,424.32 × 30,492.02
4. Step 4: Simplify right side
   32,938.42x = 1,385,079,273.93
5. Step 5: Solve for x
   x = 1,385,079,273.93/32,938.42
6. Step 6: Final answer
   x = 42,050.57