Finding the Fourth Proportional to 498,114.06, 747,090.89 and 143,047.32

Step by Step Solution

1. Step 1: Write the proportion equation
   498,114.06 : 747,090.89 = 143,047.32 : x
2. Step 2: Convert to fraction form
   498,114.06/747,090.89 = 143,047.32/x
3. Step 3: Cross multiply
   498,114.06x = 747,090.89 × 143,047.32
4. Step 4: Simplify right side
   498,114.06x = 106,869,347,435.16
5. Step 5: Solve for x
   x = 106,869,347,435.16/498,114.06
6. Step 6: Final answer
   x = 214,547.95