Finding the Fourth Proportional to 845,302.88, 1,166,637.42 and 523,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   845,302.88 : 1,166,637.42 = 523,116.72 : x
2. Step 2: Convert to fraction form
   845,302.88/1,166,637.42 = 523,116.72/x
3. Step 3: Cross multiply
   845,302.88x = 1,166,637.42 × 523,116.72
4. Step 4: Simplify right side
   845,302.88x = 610,287,540,579.66
5. Step 5: Solve for x
   x = 610,287,540,579.66/845,302.88
6. Step 6: Final answer
   x = 721,974.99