Finding the Fourth Proportional to 1,172,490.72, 1,758,863.52 and 373,584.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,172,490.72 : 1,758,863.52 = 373,584.48 : x
2. Step 2: Convert to fraction form
   1,172,490.72/1,758,863.52 = 373,584.48/x
3. Step 3: Cross multiply
   1,172,490.72x = 1,758,863.52 × 373,584.48
4. Step 4: Simplify right side
   1,172,490.72x = 657,084,113,510.17
5. Step 5: Solve for x
   x = 657,084,113,510.17/1,172,490.72
6. Step 6: Final answer
   x = 560,417.33