Finding the Fourth Proportional to 103,727.30, 155,492.52 and 37,133.15

Step by Step Solution

1. Step 1: Write the proportion equation
   103,727.30 : 155,492.52 = 37,133.15 : x
2. Step 2: Convert to fraction form
   103,727.30/155,492.52 = 37,133.15/x
3. Step 3: Cross multiply
   103,727.30x = 155,492.52 × 37,133.15
4. Step 4: Simplify right side
   103,727.30x = 5,773,926,291.58
5. Step 5: Solve for x
   x = 5,773,926,291.58/103,727.30
6. Step 6: Final answer
   x = 55,664.48