Finding the Fourth Proportional to 1,075,468.89, 1,613,196.12 and 435,763.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075,468.89 : 1,613,196.12 = 435,763.18 : x
2. Step 2: Convert to fraction form
   1,075,468.89/1,613,196.12 = 435,763.18/x
3. Step 3: Cross multiply
   1,075,468.89x = 1,613,196.12 × 435,763.18
4. Step 4: Simplify right side
   1,075,468.89x = 702,971,471,214.86
5. Step 5: Solve for x
   x = 702,971,471,214.86/1,075,468.89
6. Step 6: Final answer
   x = 653,641.85