Finding the Fourth Proportional to 35,452.64, 48,899.76 and 30,476

Step by Step Solution

1. Step 1: Write the proportion equation
   35,452.64 : 48,899.76 = 30,476 : x
2. Step 2: Convert to fraction form
   35,452.64/48,899.76 = 30,476/x
3. Step 3: Cross multiply
   35,452.64x = 48,899.76 × 30,476
4. Step 4: Simplify right side
   35,452.64x = 1,490,269,085.76
5. Step 5: Solve for x
   x = 1,490,269,085.76/35,452.64
6. Step 6: Final answer
   x = 42,035.49