Finding the Fourth Proportional to 48,909.74, 67,495.72 and 28,767.47

Step by Step Solution

1. Step 1: Write the proportion equation
   48,909.74 : 67,495.72 = 28,767.47 : x
2. Step 2: Convert to fraction form
   48,909.74/67,495.72 = 28,767.47/x
3. Step 3: Cross multiply
   48,909.74x = 67,495.72 × 28,767.47
4. Step 4: Simplify right side
   48,909.74x = 1,941,681,100.23
5. Step 5: Solve for x
   x = 1,941,681,100.23/48,909.74
6. Step 6: Final answer
   x = 39,699.27