Finding the Fourth Proportional to 42,152.22, 63,168.18 and 28,899

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.22 : 63,168.18 = 28,899 : x
2. Step 2: Convert to fraction form
   42,152.22/63,168.18 = 28,899/x
3. Step 3: Cross multiply
   42,152.22x = 63,168.18 × 28,899
4. Step 4: Simplify right side
   42,152.22x = 1,825,497,233.82
5. Step 5: Solve for x
   x = 1,825,497,233.82/42,152.22
6. Step 6: Final answer
   x = 43,307.26