Finding the Fourth Proportional to 1,103,330.42, 1,522,643.01 and 619,896.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,330.42 : 1,522,643.01 = 619,896.50 : x
2. Step 2: Convert to fraction form
   1,103,330.42/1,522,643.01 = 619,896.50/x
3. Step 3: Cross multiply
   1,103,330.42x = 1,522,643.01 × 619,896.50
4. Step 4: Simplify right side
   1,103,330.42x = 943,881,065,035.25
5. Step 5: Solve for x
   x = 943,881,065,035.25/1,103,330.42
6. Step 6: Final answer
   x = 855,483.59