Finding the Fourth Proportional to 105,188.22, 157,839.75 and 60,901.47

Step by Step Solution

1. Step 1: Write the proportion equation
   105,188.22 : 157,839.75 = 60,901.47 : x
2. Step 2: Convert to fraction form
   105,188.22/157,839.75 = 60,901.47/x
3. Step 3: Cross multiply
   105,188.22x = 157,839.75 × 60,901.47
4. Step 4: Simplify right side
   105,188.22x = 9,612,672,799.43
5. Step 5: Solve for x
   x = 9,612,672,799.43/105,188.22
6. Step 6: Final answer
   x = 91,385.45