Finding the Fourth Proportional to 78,627.22, 108,505.49 and 42,817.48

Step by Step Solution

1. Step 1: Write the proportion equation
   78,627.22 : 108,505.49 = 42,817.48 : x
2. Step 2: Convert to fraction form
   78,627.22/108,505.49 = 42,817.48/x
3. Step 3: Cross multiply
   78,627.22x = 108,505.49 × 42,817.48
4. Step 4: Simplify right side
   78,627.22x = 4,645,931,162.61
5. Step 5: Solve for x
   x = 4,645,931,162.61/78,627.22
6. Step 6: Final answer
   x = 59,088.08