Finding the Fourth Proportional to 70,906.98, 97,850.38 and 38,641.89

Step by Step Solution

1. Step 1: Write the proportion equation
   70,906.98 : 97,850.38 = 38,641.89 : x
2. Step 2: Convert to fraction form
   70,906.98/97,850.38 = 38,641.89/x
3. Step 3: Cross multiply
   70,906.98x = 97,850.38 × 38,641.89
4. Step 4: Simplify right side
   70,906.98x = 3,781,123,620.42
5. Step 5: Solve for x
   x = 3,781,123,620.42/70,906.98
6. Step 6: Final answer
   x = 53,325.13