Finding the Fourth Proportional to 164,196.06, 245,925.01 and 99,980.27

Step by Step Solution

1. Step 1: Write the proportion equation
   164,196.06 : 245,925.01 = 99,980.27 : x
2. Step 2: Convert to fraction form
   164,196.06/245,925.01 = 99,980.27/x
3. Step 3: Cross multiply
   164,196.06x = 245,925.01 × 99,980.27
4. Step 4: Simplify right side
   164,196.06x = 24,587,648,899.55
5. Step 5: Solve for x
   x = 24,587,648,899.55/164,196.06
6. Step 6: Final answer
   x = 149,745.67