Finding the Fourth Proportional to 107,850, 148,924.72 and 67,631.12

Step by Step Solution

1. Step 1: Write the proportion equation
   107,850 : 148,924.72 = 67,631.12 : x
2. Step 2: Convert to fraction form
   107,850/148,924.72 = 67,631.12/x
3. Step 3: Cross multiply
   107,850x = 148,924.72 × 67,631.12
4. Step 4: Simplify right side
   107,850x = 10,071,945,609.29
5. Step 5: Solve for x
   x = 10,071,945,609.29/107,850
6. Step 6: Final answer
   x = 93,388.46