Finding the Fourth Proportional to 101,767.48, 152,458.54 and 67,931.47

Step by Step Solution

1. Step 1: Write the proportion equation
   101,767.48 : 152,458.54 = 67,931.47 : x
2. Step 2: Convert to fraction form
   101,767.48/152,458.54 = 67,931.47/x
3. Step 3: Cross multiply
   101,767.48x = 152,458.54 × 67,931.47
4. Step 4: Simplify right side
   101,767.48x = 10,356,732,736.25
5. Step 5: Solve for x
   x = 10,356,732,736.25/101,767.48
6. Step 6: Final answer
   x = 101,768.59