Finding the Fourth Proportional to 874,196.84, 1,206,071.63 and 529,784.31

Step by Step Solution

1. Step 1: Write the proportion equation
   874,196.84 : 1,206,071.63 = 529,784.31 : x
2. Step 2: Convert to fraction form
   874,196.84/1,206,071.63 = 529,784.31/x
3. Step 3: Cross multiply
   874,196.84x = 1,206,071.63 × 529,784.31
4. Step 4: Simplify right side
   874,196.84x = 638,957,823,661.20
5. Step 5: Solve for x
   x = 638,957,823,661.20/874,196.84
6. Step 6: Final answer
   x = 730,908.41