Finding the Fourth Proportional to 18,381,969.22, 25,366,124 and 10,120,422.82

Step by Step Solution

1. Step 1: Write the proportion equation
   18,381,969.22 : 25,366,124 = 10,120,422.82 : x
2. Step 2: Convert to fraction form
   18,381,969.22/25,366,124 = 10,120,422.82/x
3. Step 3: Cross multiply
   18,381,969.22x = 25,366,124 × 10,120,422.82
4. Step 4: Simplify right side
   18,381,969.22x = 256,715,900,184,549.69
5. Step 5: Solve for x
   x = 256,715,900,184,549.69/18,381,969.22
6. Step 6: Final answer
   x = 13,965,636.49