Finding the Fourth Proportional to 895,146.72, 1,235,407.50 and 502,744.02

Step by Step Solution

1. Step 1: Write the proportion equation
   895,146.72 : 1,235,407.50 = 502,744.02 : x
2. Step 2: Convert to fraction form
   895,146.72/1,235,407.50 = 502,744.02/x
3. Step 3: Cross multiply
   895,146.72x = 1,235,407.50 × 502,744.02
4. Step 4: Simplify right side
   895,146.72x = 621,093,732,888.15
5. Step 5: Solve for x
   x = 621,093,732,888.15/895,146.72
6. Step 6: Final answer
   x = 693,845.73