Finding the Fourth Proportional to 116,114.18, 174,018.98 and 84,200.18

Step by Step Solution

1. Step 1: Write the proportion equation
   116,114.18 : 174,018.98 = 84,200.18 : x
2. Step 2: Convert to fraction form
   116,114.18/174,018.98 = 84,200.18/x
3. Step 3: Cross multiply
   116,114.18x = 174,018.98 × 84,200.18
4. Step 4: Simplify right side
   116,114.18x = 14,652,428,779.82
5. Step 5: Solve for x
   x = 14,652,428,779.82/116,114.18
6. Step 6: Final answer
   x = 126,189.84