Finding the Fourth Proportional to 117,259.61, 175,886.98 and 28,513.58

Step by Step Solution

1. Step 1: Write the proportion equation
   117,259.61 : 175,886.98 = 28,513.58 : x
2. Step 2: Convert to fraction form
   117,259.61/175,886.98 = 28,513.58/x
3. Step 3: Cross multiply
   117,259.61x = 175,886.98 × 28,513.58
4. Step 4: Simplify right side
   117,259.61x = 5,015,166,524.47
5. Step 5: Solve for x
   x = 5,015,166,524.47/117,259.61
6. Step 6: Final answer
   x = 42,769.77