Finding the Fourth Proportional to 1,020,328.72, 1,531,084.52 and 514,929.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,328.72 : 1,531,084.52 = 514,929.22 : x
2. Step 2: Convert to fraction form
   1,020,328.72/1,531,084.52 = 514,929.22/x
3. Step 3: Cross multiply
   1,020,328.72x = 1,531,084.52 × 514,929.22
4. Step 4: Simplify right side
   1,020,328.72x = 788,400,157,637.67
5. Step 5: Solve for x
   x = 788,400,157,637.67/1,020,328.72
6. Step 6: Final answer
   x = 772,692.31