Finding the Fourth Proportional to 88,134.16, 132,222.04 and 28,970

Step by Step Solution

1. Step 1: Write the proportion equation
   88,134.16 : 132,222.04 = 28,970 : x
2. Step 2: Convert to fraction form
   88,134.16/132,222.04 = 28,970/x
3. Step 3: Cross multiply
   88,134.16x = 132,222.04 × 28,970
4. Step 4: Simplify right side
   88,134.16x = 3,830,472,498.80
5. Step 5: Solve for x
   x = 3,830,472,498.80/88,134.16
6. Step 6: Final answer
   x = 43,461.84