Finding the Fourth Proportional to 105,308.76, 157,971.30 and 35,188.32

Step by Step Solution

1. Step 1: Write the proportion equation
   105,308.76 : 157,971.30 = 35,188.32 : x
2. Step 2: Convert to fraction form
   105,308.76/157,971.30 = 35,188.32/x
3. Step 3: Cross multiply
   105,308.76x = 157,971.30 × 35,188.32
4. Step 4: Simplify right side
   105,308.76x = 5,558,744,655.22
5. Step 5: Solve for x
   x = 5,558,744,655.22/105,308.76
6. Step 6: Final answer
   x = 52,785.21