Finding the Fourth Proportional to 105,167.57, 157,499.88 and 60,659.39

Step by Step Solution

1. Step 1: Write the proportion equation
   105,167.57 : 157,499.88 = 60,659.39 : x
2. Step 2: Convert to fraction form
   105,167.57/157,499.88 = 60,659.39/x
3. Step 3: Cross multiply
   105,167.57x = 157,499.88 × 60,659.39
4. Step 4: Simplify right side
   105,167.57x = 9,553,846,645.87
5. Step 5: Solve for x
   x = 9,553,846,645.87/105,167.57
6. Step 6: Final answer
   x = 90,844.04