Finding the Fourth Proportional to 850,007.31, 1,173,035.89 and 468,047.76

Step by Step Solution

1. Step 1: Write the proportion equation
   850,007.31 : 1,173,035.89 = 468,047.76 : x
2. Step 2: Convert to fraction form
   850,007.31/1,173,035.89 = 468,047.76/x
3. Step 3: Cross multiply
   850,007.31x = 1,173,035.89 × 468,047.76
4. Step 4: Simplify right side
   850,007.31x = 549,036,820,714.11
5. Step 5: Solve for x
   x = 549,036,820,714.11/850,007.31
6. Step 6: Final answer
   x = 645,920.12