Finding the Fourth Proportional to 1,019,532.69, 1,406,977.89 and 560,618.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,532.69 : 1,406,977.89 = 560,618.10 : x
2. Step 2: Convert to fraction form
   1,019,532.69/1,406,977.89 = 560,618.10/x
3. Step 3: Cross multiply
   1,019,532.69x = 1,406,977.89 × 560,618.10
4. Step 4: Simplify right side
   1,019,532.69x = 788,777,271,433.81
5. Step 5: Solve for x
   x = 788,777,271,433.81/1,019,532.69
6. Step 6: Final answer
   x = 773,665.50