Finding the Fourth Proportional to 105,019.96, 157,354.60 and 73,799.32

Step by Step Solution

1. Step 1: Write the proportion equation
   105,019.96 : 157,354.60 = 73,799.32 : x
2. Step 2: Convert to fraction form
   105,019.96/157,354.60 = 73,799.32/x
3. Step 3: Cross multiply
   105,019.96x = 157,354.60 × 73,799.32
4. Step 4: Simplify right side
   105,019.96x = 11,612,662,478.87
5. Step 5: Solve for x
   x = 11,612,662,478.87/105,019.96
6. Step 6: Final answer
   x = 110,575.77