Finding the Fourth Proportional to 107,492.58, 161,242.52 and 28,606.88

Step by Step Solution

1. Step 1: Write the proportion equation
   107,492.58 : 161,242.52 = 28,606.88 : x
2. Step 2: Convert to fraction form
   107,492.58/161,242.52 = 28,606.88/x
3. Step 3: Cross multiply
   107,492.58x = 161,242.52 × 28,606.88
4. Step 4: Simplify right side
   107,492.58x = 4,612,645,680.61
5. Step 5: Solve for x
   x = 4,612,645,680.61/107,492.58
6. Step 6: Final answer
   x = 42,911.29