Finding the Fourth Proportional to 72,103.32, 99,502.01 and 41,906.32

Step by Step Solution

1. Step 1: Write the proportion equation
   72,103.32 : 99,502.01 = 41,906.32 : x
2. Step 2: Convert to fraction form
   72,103.32/99,502.01 = 41,906.32/x
3. Step 3: Cross multiply
   72,103.32x = 99,502.01 × 41,906.32
4. Step 4: Simplify right side
   72,103.32x = 4,169,763,071.70
5. Step 5: Solve for x
   x = 4,169,763,071.70/72,103.32
6. Step 6: Final answer
   x = 57,830.39