Finding the Fourth Proportional to 105,530.68, 158,300.88 and 58,748.32

Step by Step Solution

1. Step 1: Write the proportion equation
   105,530.68 : 158,300.88 = 58,748.32 : x
2. Step 2: Convert to fraction form
   105,530.68/158,300.88 = 58,748.32/x
3. Step 3: Cross multiply
   105,530.68x = 158,300.88 × 58,748.32
4. Step 4: Simplify right side
   105,530.68x = 9,299,910,754.52
5. Step 5: Solve for x
   x = 9,299,910,754.52/105,530.68
6. Step 6: Final answer
   x = 88,125.19