Finding the Fourth Proportional to 1,580,870.83, 2,371,532.45 and 486,748.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,580,870.83 : 2,371,532.45 = 486,748.23 : x
2. Step 2: Convert to fraction form
   1,580,870.83/2,371,532.45 = 486,748.23/x
3. Step 3: Cross multiply
   1,580,870.83x = 2,371,532.45 × 486,748.23
4. Step 4: Simplify right side
   1,580,870.83x = 1,154,339,222,425.06
5. Step 5: Solve for x
   x = 1,154,339,222,425.06/1,580,870.83
6. Step 6: Final answer
   x = 730,191.99