Finding the Fourth Proportional to 1,133,032.72, 1,560,212.52 and 1,107,886.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,133,032.72 : 1,560,212.52 = 1,107,886.48 : x
2. Step 2: Convert to fraction form
   1,133,032.72/1,560,212.52 = 1,107,886.48/x
3. Step 3: Cross multiply
   1,133,032.72x = 1,560,212.52 × 1,107,886.48
4. Step 4: Simplify right side
   1,133,032.72x = 1,728,538,356,834.73
5. Step 5: Solve for x
   x = 1,728,538,356,834.73/1,133,032.72
6. Step 6: Final answer
   x = 1,525,585.56