Finding the Fourth Proportional to 1,456,191.30, 2,185,271.10 and 509,570.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,191.30 : 2,185,271.10 = 509,570.22 : x
2. Step 2: Convert to fraction form
   1,456,191.30/2,185,271.10 = 509,570.22/x
3. Step 3: Cross multiply
   1,456,191.30x = 2,185,271.10 × 509,570.22
4. Step 4: Simplify right side
   1,456,191.30x = 1,113,549,075,186.64
5. Step 5: Solve for x
   x = 1,113,549,075,186.64/1,456,191.30
6. Step 6: Final answer
   x = 764,699.72