Finding the Fourth Proportional to 998,085.30, 1,498,067.55 and 525,110.10

Step by Step Solution

1. Step 1: Write the proportion equation
   998,085.30 : 1,498,067.55 = 525,110.10 : x
2. Step 2: Convert to fraction form
   998,085.30/1,498,067.55 = 525,110.10/x
3. Step 3: Cross multiply
   998,085.30x = 1,498,067.55 × 525,110.10
4. Step 4: Simplify right side
   998,085.30x = 786,650,400,987.26
5. Step 5: Solve for x
   x = 786,650,400,987.26/998,085.30
6. Step 6: Final answer
   x = 788,159.49