Finding the Fourth Proportional to 18,603,111.49, 25,672,592.43 and 10,230,812.17

Step by Step Solution

1. Step 1: Write the proportion equation
   18,603,111.49 : 25,672,592.43 = 10,230,812.17 : x
2. Step 2: Convert to fraction form
   18,603,111.49/25,672,592.43 = 10,230,812.17/x
3. Step 3: Cross multiply
   18,603,111.49x = 25,672,592.43 × 10,230,812.17
4. Step 4: Simplify right side
   18,603,111.49x = 262,651,471,068,293.88
5. Step 5: Solve for x
   x = 262,651,471,068,293.88/18,603,111.49
6. Step 6: Final answer
   x = 14,118,685.00