Finding the Fourth Proportional to 12,492,170.10, 17,200,871.21 and 10,934,715.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,492,170.10 : 17,200,871.21 = 10,934,715.83 : x
2. Step 2: Convert to fraction form
   12,492,170.10/17,200,871.21 = 10,934,715.83/x
3. Step 3: Cross multiply
   12,492,170.10x = 17,200,871.21 × 10,934,715.83
4. Step 4: Simplify right side
   12,492,170.10x = 188,086,638,569,100.28
5. Step 5: Solve for x
   x = 188,086,638,569,100.28/12,492,170.10
6. Step 6: Final answer
   x = 15,056,362.27