Finding the Fourth Proportional to 10,377.57, 15,492.46 and 10,013.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,377.57 : 15,492.46 = 10,013.07 : x
2. Step 2: Convert to fraction form
   10,377.57/15,492.46 = 10,013.07/x
3. Step 3: Cross multiply
   10,377.57x = 15,492.46 × 10,013.07
4. Step 4: Simplify right side
   10,377.57x = 155,127,061.42
5. Step 5: Solve for x
   x = 155,127,061.42/10,377.57
6. Step 6: Final answer
   x = 14,948.30