Finding the Fourth Proportional to 850,499.35, 1,173,688.59 and 468,526.14

Step by Step Solution

1. Step 1: Write the proportion equation
   850,499.35 : 1,173,688.59 = 468,526.14 : x
2. Step 2: Convert to fraction form
   850,499.35/1,173,688.59 = 468,526.14/x
3. Step 3: Cross multiply
   850,499.35x = 1,173,688.59 × 468,526.14
4. Step 4: Simplify right side
   850,499.35x = 549,903,780,771.39
5. Step 5: Solve for x
   x = 549,903,780,771.39/850,499.35
6. Step 6: Final answer
   x = 646,565.78