Finding the Fourth Proportional to 97,103.71, 145,618.66 and 37,931.69

Step by Step Solution

1. Step 1: Write the proportion equation
   97,103.71 : 145,618.66 = 37,931.69 : x
2. Step 2: Convert to fraction form
   97,103.71/145,618.66 = 37,931.69/x
3. Step 3: Cross multiply
   97,103.71x = 145,618.66 × 37,931.69
4. Step 4: Simplify right side
   97,103.71x = 5,523,562,280.80
5. Step 5: Solve for x
   x = 5,523,562,280.80/97,103.71
6. Step 6: Final answer
   x = 56,883.12