Finding the Fourth Proportional to 45,799.32, 63,167.50 and 30,687.14

Step by Step Solution

1. Step 1: Write the proportion equation
   45,799.32 : 63,167.50 = 30,687.14 : x
2. Step 2: Convert to fraction form
   45,799.32/63,167.50 = 30,687.14/x
3. Step 3: Cross multiply
   45,799.32x = 63,167.50 × 30,687.14
4. Step 4: Simplify right side
   45,799.32x = 1,938,429,915.95
5. Step 5: Solve for x
   x = 1,938,429,915.95/45,799.32
6. Step 6: Final answer
   x = 42,324.43