Finding the Fourth Proportional to 91,915.38, 137,837.52 and 35,747.90

Step by Step Solution

1. Step 1: Write the proportion equation
   91,915.38 : 137,837.52 = 35,747.90 : x
2. Step 2: Convert to fraction form
   91,915.38/137,837.52 = 35,747.90/x
3. Step 3: Cross multiply
   91,915.38x = 137,837.52 × 35,747.90
4. Step 4: Simplify right side
   91,915.38x = 4,927,401,881.21
5. Step 5: Solve for x
   x = 4,927,401,881.21/91,915.38
6. Step 6: Final answer
   x = 53,608.02