Finding the Fourth Proportional to 13,047,601.72, 18,005,107.52 and 7,823,493.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,047,601.72 : 18,005,107.52 = 7,823,493.38 : x
2. Step 2: Convert to fraction form
   13,047,601.72/18,005,107.52 = 7,823,493.38/x
3. Step 3: Cross multiply
   13,047,601.72x = 18,005,107.52 × 7,823,493.38
4. Step 4: Simplify right side
   13,047,601.72x = 140,862,839,488,908.22
5. Step 5: Solve for x
   x = 140,862,839,488,908.22/13,047,601.72
6. Step 6: Final answer
   x = 10,796,071.38