Finding the Fourth Proportional to 37,061.40, 51,153.13 and 28,979.06

Step by Step Solution

1. Step 1: Write the proportion equation
   37,061.40 : 51,153.13 = 28,979.06 : x
2. Step 2: Convert to fraction form
   37,061.40/51,153.13 = 28,979.06/x
3. Step 3: Cross multiply
   37,061.40x = 51,153.13 × 28,979.06
4. Step 4: Simplify right side
   37,061.40x = 1,482,369,623.46
5. Step 5: Solve for x
   x = 1,482,369,623.46/37,061.40
6. Step 6: Final answer
   x = 39,997.67