Finding the Fourth Proportional to 1,503,982.71, 2,254,608.45 and 556,689.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,982.71 : 2,254,608.45 = 556,689.15 : x
2. Step 2: Convert to fraction form
   1,503,982.71/2,254,608.45 = 556,689.15/x
3. Step 3: Cross multiply
   1,503,982.71x = 2,254,608.45 × 556,689.15
4. Step 4: Simplify right side
   1,503,982.71x = 1,255,116,061,613.32
5. Step 5: Solve for x
   x = 1,255,116,061,613.32/1,503,982.71
6. Step 6: Final answer
   x = 834,528.25