Finding the Fourth Proportional to 1,925,002.26, 2,887,495.52 and 485,689.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925,002.26 : 2,887,495.52 = 485,689.03 : x
2. Step 2: Convert to fraction form
   1,925,002.26/2,887,495.52 = 485,689.03/x
3. Step 3: Cross multiply
   1,925,002.26x = 2,887,495.52 × 485,689.03
4. Step 4: Simplify right side
   1,925,002.26x = 1,402,424,898,238.15
5. Step 5: Solve for x
   x = 1,402,424,898,238.15/1,925,002.26
6. Step 6: Final answer
   x = 728,531.56