Finding the Fourth Proportional to 123,077.10, 169,846.64 and 71,404.23

Step by Step Solution

1. Step 1: Write the proportion equation
   123,077.10 : 169,846.64 = 71,404.23 : x
2. Step 2: Convert to fraction form
   123,077.10/169,846.64 = 71,404.23/x
3. Step 3: Cross multiply
   123,077.10x = 169,846.64 × 71,404.23
4. Step 4: Simplify right side
   123,077.10x = 12,127,769,094.96
5. Step 5: Solve for x
   x = 12,127,769,094.96/123,077.10
6. Step 6: Final answer
   x = 98,537.98