Finding the Fourth Proportional to 88,009.96, 131,962.22 and 28,012.52

Step by Step Solution

1. Step 1: Write the proportion equation
   88,009.96 : 131,962.22 = 28,012.52 : x
2. Step 2: Convert to fraction form
   88,009.96/131,962.22 = 28,012.52/x
3. Step 3: Cross multiply
   88,009.96x = 131,962.22 × 28,012.52
4. Step 4: Simplify right side
   88,009.96x = 3,696,594,326.99
5. Step 5: Solve for x
   x = 3,696,594,326.99/88,009.96
6. Step 6: Final answer
   x = 42,002.00