Finding the Fourth Proportional to 123,146.60, 184,443.10 and 74,984.76

Step by Step Solution

1. Step 1: Write the proportion equation
   123,146.60 : 184,443.10 = 74,984.76 : x
2. Step 2: Convert to fraction form
   123,146.60/184,443.10 = 74,984.76/x
3. Step 3: Cross multiply
   123,146.60x = 184,443.10 × 74,984.76
4. Step 4: Simplify right side
   123,146.60x = 13,830,421,587.16
5. Step 5: Solve for x
   x = 13,830,421,587.16/123,146.60
6. Step 6: Final answer
   x = 112,308.59